Ray and Debra disagree over whether they should purchase an expensive dress for Ally to wear to a friend's formal 13th birthday party. Debra thinks they should, but Ray can't see spending $250 for a dress that will be worn only once. The price tag has Ray seething, especially since the mom he loves to hate, Peggy, is hosting the soiree. Naturally, Marie takes her son's side. (thetvdb.com)