"As Long as it's Not Ruth Ann"

In "Fun and Games", Milo is getting prepared just in case if he's gonna run into Ruth Ann. However, there is a piece of spinach stuck to his teeth. He tries to get it out, but Kirsten calls him to help. Milo hopes that her problem won't have Ruth Ann involved. Cut to Kirsten saying that Ruth-Ann is involved with her problem, since she is hanging out with her other friends instead of her.

Example of:
Gilligan Cut