Tom comes face-to-face with his ex-girlfriends Shay and Kristen, while Miranda's ex-fiancé arrives in town. Warwick returns to celebrate his birthday and Maggie asks him for a divorce. Dani and Steve argue about him wanting to have lunch with a female ex-colleague. Colette and Rob visit his parents, where Colette gets the feeling her in-law's do not like her, especially after they invite his ex-girlfriend to lunch.