Taxi - Season 4 Episode 20
Elegant Iggy

Jim invites Elaine to a concert, and while there, they run into an important patron at Elaines art gallery. The woman invites them both to a party, although Elaine is very worried that Jim will embarrass her in an event thats important to her career. Still, she doesnt quite have it in her to ask Jim not to go. At the party, Elaines worst fears are realized with Jims behavior, until he surprisingly wows the crowd on the piano and turns things around.