30 Rock - Season 1 Episode 12 -

Jack asks Liz to accompany him to a very classy event, which leads to the assumption that this will be a date. Jack first tells her it is not a date until they meet his ex-wife at the party and Jack introduces Liz as his girlfriend. Jenna sneaks herself into the party, because she wants to meet the Austrian Highness, whose birthday is celebrated at the party. Tracy uses the NBC office as a party spot and invites some female dancers over. One of the dancers tries to seduce Pete into cheating on his wife and he even thinks about doing so. Kenneth tries to stop him.