Superbad

Seth and Evan are two high school seniors who have been best friends since childhood. They are about to go off to different colleges. After Seth is paired with Jules during home economics class, she invites him to a party at her house that night. Their friend Fogell reveals his plans to obtain a fake ID, so Seth promises to buy alcohol for Jules' party with money she gives him. Evan runs into his love interest Becca and he offers to get her a specific bottle of vodka for the party.