The King of Queens: Season 6, Episode 21

6 - 21: Tank Heaven

Doug doesn't want to form friendships with couples from Carrie's new office so he intentionally does something revolting when they're with someone from her workplace while Carrie is out of the room. Also: Spence and Danny discover that girls are attracted to men who assist the elderly so they pretend to help Arthur in order to get women to notice them.