He's a pre-med student who has a big interview the next morning. It's Jeff Chang's (Justin Chon) 21st birthday. Oh, and the buddy whose house they're trying to find has passed out and has to be carried from place to place as the circumstances around them continue to get more dire. The difference here is that the three leads are not trying to find their buddy they're instead trying to find their buddy's house.
'From the writers of 'The Hangover'' comes '21 and Over,' another comedy about people getting really drunk and then having a bunch of crude and insane things happen to them.