THREE BEDROOMS, FOUR COUPLES, ONE HILARIOUS SLEEPLESS NIGHT. Trevor and Susannah are on the verge of a break-up - and they're determined to take their friends and family down with them! After Trevor and his ex-girlfriend, Jan, are caught kissing at Malcolm and Kate's housewarming party, all hell breaks loose. Susannah flees to her in-laws who are trying to salvage their anniversary celebration; while Trevor pays a midnight visit to Jan's in order to explain his misdeeds to her husband, Nick. As the evening progresses, this unstable pair travels from bedroom to bedroom, raining hysterical havoc on everything they touch and assuring that no one will get any sleep.