‘A Long Walk to Pittsburgh (Part 1)’
Season 4, Episode 16 - Aired February 7, 1997
When Eric sees Shawn kiss Topanga on the cheek, he relays the news to Cory, who gets the wrong idea. Cory gets angry trying to find out the truth, only to eventually learn that Topanga is moving to Pittsburgh.
Quote from Cory
Cory: I figure we get a couple of part-time jobs. We cut back on expenses and find an abandoned home in an upscale neighbourhood. No bugs. That's all I ask. No bugs.
Cory: Okay, one bug, but nothing with teeth.
Quote from Shawn
Cory: Knock Knock.
Shawn: Who's there?
Cory: You and Topanga together at Chubby's last night, Eric saw you.
Shawn: You and Topanga together at Chubby's last night, Eric saw you, who?