Season 2: Episode 15: Email Survelliance
BIG BROTHER IS WATCHING -- The employees at Dunder Mifflin are upset when Michael (Steve Carell) starts monitoring their emails. Pam (Jenna Fischer) suspects Dwight (Rainn Wilson) and Angela (Angela Kinsey) are having an affair. Michael shows up uninvited at Jim's (John Krasinski) BBQ and sings karaoke. BJ Novak also stars.