S1·E6 Halloween

When Jackie’s homemade costume nearly ruins Bert’s Halloween, Kate steps in with the costume he wanted, and Bert’s so overjoyed that he asks Kate to take him trick-or-treating. This leads to a fallout between Jackie and Kate, which gets worse when Bert goes missing.
Pete tries to get a neighborhood teen to admit he egged Pete’s house last Halloween. Diane steps in to intervene and Warren and Hillary get involved.