In the episode of the grand opening of Raven's father's "Chill Grill", Cory is doing his ventriloquist act. If you watch the audience you will see a girl and a guy sitting at a table laughing at Cory's jokes. The girl has her hair in a ponytail and the guy has on a black jacket. After the parents snatch Cory from the stage the scene switches to Raven saying "welcome to the Chill Grill to incoming patrons. What? The couple coming in the door are the same couple who were only minutes ago sitting at a table laughing at Cory's jokes.

In case you don't remember, this is also the episode where Chelsea and Eddie does the salsa dance.