Jennifer (Laura Prepon) just left her job. Her boyfriend Paul (Bryan Greenberg) has been cheating. Her cynical sister Penny (Dreama Walker) has an inappropriate announcement. Stan's in love with Jennifer; Kenny's in love with Penny; friends Amanda and Kim can't be trusted. Dueling bands in the back yard and a manic depressive party photographer who may have forgotten to take his meds - Jennifer is turning 30 - So let's party!