The party guest

Ralph is turning 45, and the only gift he wants is his ex-wife. Gemma, his trophy girlfriend, won't let anything ruin her plans for an engagement. Sarah, the ex-wife, has agreed to attend Ralph's party, with her new man in tow. And Jack, her partner, will stop at nothing to keep Sarah out of her ex-husband's clutches. It's a celebration like no other. The whole extended family in a villa on the beautiful Amalfi coast. But by the end of the trip,...