Jennifer Lawrence, Parties
Credit: API/FameFlynet Pictures

Where's Gale and Peeta? Jennifer Lawrence traded in her hunky Hunger Games co-stars for two new leading men at the Hugo Boss Pool Party in Monaco, boyfriend Nicholas Hoult and their former X-Men: First Class co-star, Michael Fassbender. However, Katniss fans need not be too upset—Lawrence will reunite with her on-screen love triangle Josh Hutcherson and Liam Hemsworth to film Catching Fire this year. Click through the gallery to see more stars at this weekend's hottest events.