The Hangover (2009) Review: The Vegas Comedy That Made a Lost Night Into a Genre
Three men wake up in a wrecked Las Vegas suite. There is a chicken in the corner, a tiger in the bathroom and a baby in the wardrobe. Nobody can remember a single thing, and the groom they were meant to look after has vanished. The wedding is in a matter of hours.
That is the whole pitch of The Hangover, and it is a brilliant one. The film does not tell its story in order. It starts at the morning after and makes us work backwards with the characters, one bad clue at a time. Every new discovery is funnier and more worrying than the last, and the mystery structure keeps the laughs moving at a quick pace.
Released in 2009, it went on to become one of the biggest R-rated comedies ever made. Here we look at whether the jokes, the friendships and the chaos still hold up, and whether it deserves its reputation.
Watch the official The Hangover trailer on YouTube: Watch the trailer
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Quick Facts
Director: Todd Phillips
Writers: Jon Lucas and Scott Moore
Stars: Bradley Cooper, Ed Helms, Zach Galifianakis, Heather Graham, Justin Bartha, Jeffrey Tambor
Release date: 5 June 2009 (United States)
Runtime: Roughly 100 minutes for the theatrical cut (listings vary by a minute or two)
Certificate: R (MPA); 18 (BBFC)
Genre: Comedy
Budget and box office: About $35 million budget; more than $467 million worldwide
Plot Summary
Doug is getting married in Los Angeles in two days. His best friend Phil, a teacher who is bored with his life, and Stu, a dentist who is nervous and under the thumb of his girlfriend, plan a bachelor night in Las Vegas. Doug's soon-to-be brother-in-law Alan comes along too, and he is the sort of man who has never quite understood how social situations work.
They drive to Vegas, head to the roof of their hotel for a quiet toast, and that is the last thing any of them remember. The next morning the suite is destroyed, Stu is missing a tooth, and Doug is nowhere to be found. The only clues are a hospital bracelet, a set of confusing photographs and a patrol car parked outside that should not be there.
From there the film becomes a detective story with terrible detectives. The three friends retrace their steps through chapels, hospitals, casinos and some very unfriendly company, while the clock ticks towards a wedding that Doug may never reach. We will not spoil the answers. The pleasure of the film is in how each piece of the puzzle lands, and how often the solution makes things worse before it makes them better.
Direction and Style
Todd Phillips directs with a clear idea of what makes this kind of comedy work. He plays the situation straight. The camera does not wink at us, and the characters never behave as if they know they are in a joke. They behave like frightened, hungover people, and that is exactly why we laugh.
The structure is the smartest choice in the film. By skipping the night itself, the script turns the audience into the fourth member of the group. We know only what Phil, Stu and Alan know, so every photograph, voicemail and strange stranger is a small reveal. Writers Jon Lucas and Scott Moore keep the clues well planted, and the final reveal rewards anyone who paid attention.
Visually, the film uses Las Vegas as a character. The bright mornings after are harsh and unforgiving, which suits the headaches on screen. The casino interiors and the desert roads give the story a sense of scale, as if the city itself is in on the mischief. Christophe Beck's score stays out of the way and lets the dialogue and the awkward silences do the work.
The pacing is tight. The film runs at roughly 100 minutes, which is short for a comedy of this size, and there is very little flab.
Performances
The film is built on three very different men, and the casting makes the friendship believable. Bradley Cooper plays Phil as the group's reluctant leader, charming and sharp but a little selfish. Here he shows real comic timing, especially in the scenes where Phil loses patience with everyone around him.
Ed Helms is the emotional centre as Stu. His slow collapse, from polite dentist to a man who has stopped caring what anyone thinks, is the best character arc in the film. Helms is brilliant at playing embarrassment, and the moments when Stu finally snaps are some of the biggest laughs. He also sings, which gives the film one of its most quoted scenes.
Zach Galifianakis is the breakout. Alan could have been a cartoon, but Galifianakis plays him with a strange, flat sincerity that makes every line odd and memorable. He says outrageous things in the tone of a man reading a shopping list, and the contrast is hilarious.
The supporting cast adds a lot. Heather Graham is warm and funny as Jade, and she gives the story a more human note than we expect. Justin Bartha has the difficult job of playing the missing man and still being likeable, and Jeffrey Tambor is good value as Doug's father-in-law. Ken Jeong makes a loud, unforgettable impression as Mr Chow, and Mike Tyson's cameo is used with great comic confidence.
Humour, Themes and Cultural Impact
The humour comes from consequences. Most comedies set up a joke and then deliver it. The Hangover gives us the aftermath first, then lets us find out how it happened. That reversal makes even small details funny, because we are always trying to guess what the earlier version of the evening looked like.
It is also a very rude film, and it knows it. The language is strong, the sexual humour is blunt and some gags will make you wince. The best jokes, though, are not the shocking ones. They are the ones that come from character, such as Stu's endless apologies or Alan's total lack of shame. When the film leans too hard on shock, it is a little weaker.
Underneath the chaos, the story is about friendship and responsibility. Phil, Stu and Alan are not close at the start, and the mess they share forces them to depend on one another. The film also has a quiet point about the fear of settling down. Doug's wedding is the reason for the trip, and the night out is a last burst of freedom before life changes.
The cultural impact was huge. The film won the Golden Globe for Best Motion Picture, Musical or Comedy, which is a rare honour for an R-rated comedy. It earned more than $467 million worldwide and spawned two sequels, The Hangover Part II in 2011 and The Hangover Part III in 2013. Its mystery-after-a-big-night formula has been copied many times since, and lines, photos and the film's "lost night" idea have become part of everyday comedy language. Some of the humour has aged less well, and a modern viewer may find a few jokes lazy, but the core of the film still works.
Strengths and Weaknesses
Strengths
The structure: Starting with the morning after turns a simple comedy into a puzzle that keeps us hooked.
The central trio: Cooper, Helms and Galifianakis have excellent chemistry and very different comic styles.
The pace: At around 100 minutes, there is almost no filler.
Quotable scenes: Several moments, from the photo reveal to the singing, are still shared and quoted years later.
Weaknesses
Some dated jokes: A few gags rely on stereotypes or easy shock and have aged badly.
Thin female roles: Apart from Jade, the women in the story mostly exist to react to the men.
The final stretch: The wrap-up is neat, but it asks us to accept a few convenient coincidences.
Repeat viewing: Because the mystery is the main engine, some of the surprise fades the second time.
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How It Compares
The Hangover sits at the top of a long line of rowdy 2000s comedies, and it is useful to compare it with the films that came before and after. If you enjoy this kind of loud, rude friendship comedy, our list of the 10 best R-rated comedies of the 2000s is a good next step.
Superbad (2007) is the closest relative in spirit. Both films are about a night that goes out of control and the friendships it tests. Superbad is younger and sweeter, and it is more interested in how teenagers talk. The Hangover is more plot driven and more extreme. If you want more films in the Superbad mould, see our guide to the 10 best comedies like Superbad.
Old School (2003) shares the idea of grown men behaving badly, with Todd Phillips directing both. It is looser and more episodic, while The Hangover has a tighter mystery shape.
Bridesmaids (2011) is a worthy comparison from the other side of the wedding. It also mixes crude humour with real emotion and a group of people trying to get to a big day. It has a stronger emotional core, but it does not have the same puzzle structure.
Dude, Where's My Car? (2000) is the silly cousin. It also follows two friends who cannot remember the night before, but it chooses absurdity over a tight plot. The Hangover takes the same idea and gives it a sharper script and a wider range of characters.
A Note From Joao
I am Joao, founder of That Love Podcast, and I create audio dramas. Watching The Hangover as a storyteller, I kept noticing how much of the film depends on things that work just as well without pictures. The first is dialogue. These characters reveal who they are in the way they talk, interrupt and avoid the truth, and you could close your eyes and still know exactly who is speaking.
The second is timing. A joke is a small piece of engineering, and a pause that is half a second too long can kill it. The film knows when to cut, when to hold and when to let an awkward silence do the job. In audio drama, silence is one of the strongest tools we have, and good comedy shows how to use it.
The third is voice and friendship. The trio are funny because they feel like real friends, with old habits, small resentments and a shared language. When we write for audio, that is what we aim for too: characters whose voices are so distinct that the listener can place them in a room without a single description. A film like this is a reminder that great stories about friendship are built from small, honest details, not big speeches.
Who Should Watch
This is a film for adults who enjoy fast, rude, ensemble comedy and do not mind a messy plot. It suits a group night in, especially if you like films where the fun comes from piecing a mystery together. If you enjoyed Superbad, Old School or Bridesmaids, it is a natural pick.
Content notes: The film is rated R by the MPA, for pervasive language, nudity, sexual content and some drug material. In the UK it carries an 18 certificate from the BBFC. Expect strong swearing, sexual references, nudity, drug use (including a character being given drugs without knowing), some slapstick violence and a few jokes that now read as offensive. It is not suitable for children, and we would not recommend it for younger teens.
Final Verdict
The Hangover is not a perfect film, and a few jokes have not aged well. Even so, it remains one of the sharpest comedies of its decade. The mystery structure is clever, the three leads are excellent, and the pace never drops. It earned its Golden Globe, its huge box office and its place in comedy history, and it is still a lot of fun on a rewatch with friends.
Rating: 4/5
If you want to own it, Find it on Amazon.
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Frequently Asked Questions
Who stars in The Hangover?
The main trio are Bradley Cooper, Ed Helms and Zach Galifianakis, with Justin Bartha as the missing groom. Heather Graham and Jeffrey Tambor also appear, and Ken Jeong plays Mr Chow.
How long is The Hangover?
The theatrical version runs for roughly 100 minutes. Listings differ slightly, and an extended version is longer, so check the exact runtime of the version you are watching.
What is The Hangover rated?
It is rated R in the United States for pervasive language, nudity, sexual content and some drug material. The BBFC rating in the UK is 18.
Is The Hangover suitable for teens?
We would say no for younger teens. The film has strong language, nudity, sexual content and drug use. Older teens may be fine with it, but parents should read the rating notes first.
Are there sequels to The Hangover?
Yes. The Hangover Part II followed in 2011 and The Hangover Part III in 2013, and together they make up a trilogy. Most fans and critics agree that the first film is the strongest.
Where can I watch The Hangover?
Streaming and rental availability changes often and differs by country, so please check current listings on your preferred service or a guide such as TV Guide before you plan a viewing night.
Where to Read More About The Hangover
Want to dig deeper? These trusted film sites cover cast, crew, critic scores and industry news.
IMDb: full cast, crew, trivia and user ratings.
Rotten Tomatoes: critic and audience scores with review roundups.
Metacritic: weighted critic scores and review excerpts.
Wikipedia: production history, release details and cultural impact.
TV Guide: streaming and TV listings.
Entertainment Weekly: film news, interviews and reviews.
Deadline Hollywood: industry and box office news.
The Hollywood Reporter: entertainment news and analysis.
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