At prom, Sherman's virginity conquest is revealed to be a lie and he urinates on himself in front of everyone in attendance. Jim becomes annoyed by Kevin's obsession to have them fulfill their pledge. At Stifler's post-prom party, Kevin and Vicky have sex in an upstairs bedroom. Vicky breaks up with Kevin afterwards on the belief that they will drift apart when they go to college. Oz confesses the pact to Heather and renounces it. They share a romantic night together by the lake. Jim learns that Michelle accepted his offer because she saw the "Nadia incident" and thought he was a "sure thing". Michelle then has aggressive sex with Jim. Finch meets and seduces Stifler's mom and they have sex on the pool table. Stifler later walks in on them and faints. The morning after the prom, the group discuss their successful pledge while eat breakfast at their favorite restaurant. Honoring his newfound sensitivity, Oz does not divulge to his friends whether or not he and Heather had sex. The friends then toast to the "next step".