S2, E15: The guest list for Lily's princess-themed birthday party gets a little out of hand when Mitchell decides to invite mom, much to Claire's dismay, and disinvite Fizbo, much to Cameron's dismay. Things get even more strange when Dede (guest star Shelley Long) shows up with Claire's old high school boyfriend (guest star Matt Dillon) in tow, and Jay and Gloria each turn to their own unique methods of dealing with this gathering of misfits.