This summer's not just hot...it's crazy hot.It's been a year since the hottest au pairs ever saw the Hamptons, and they're certainly older -- though not necessarily wiser. Or drama-free.Eliza, Jacqui, and Mara thought they'd be spending the summer apart, but when Eliza's new stepmother finds herself in need of some nannying help around the megamansion with the step-monsters, Eliza makes a call...and Jacqui and Mara wind up with two first-class tickets...