May's Must-See Celebrity Moments!

May was jam-packed with the Met Gala, Cannes Film Festival, Billboard Music Awards, and much more. As we prepare for a hot Summer filled with bikini rendezvous and PDA, let's bid adieu to the month with the happiest, sexiest, and most adorable moments. Keep reading to relive May, and then tell us which photo is your favorite!

Getty | Pascal Le Segretain

Kristen Stewart let out a few big smiles when she walked the red carpet at the Cannes Film Festival.

Getty | Pool

Prince William chatted with Emma Watson and Kate Moss at his charity dinner at England's Windsor Castle.

Getty | Jason Kempin

Gwyneth Paltrow, Vicky Vlachonis, Jennifer Meyer, and Cameron Diaz shared a big laugh at a Goop party in LA.

Getty | Bauer-Griffin

Ben Affleck's boyish grin coupled with his tough-guy stance made his gas stop in LA completely adorable.

Getty | Kevin Mazur

Beyoncé and Jay Z made a high-profile appearance at the Met Gala in NYC, closing down the red carpet with their arrival.

Getty | Kevin Winter

Angelina Jolie had the loving support of her fiancé, Brad Pitt, at the premiere of Maleficent in LA, where Brad was attacked on the carpet by Ukrainian "prankster" Vitalii Sediuk.

Getty | Kevin Winter/Billboard Awards 20

A hologram of Michael Jackson took center stage to debut the song "Slave to the Rhythm" and honor the late King of Pop at the Billboard Music Awards in Las Vegas.

Getty | NICHOLAS KAMM

Jessica Simpson and Eric Johnson were one of the celebrity couples at the star-studded White House Correspondents' Dinner in Washington DC.

FameFlynet

Sarah Jessica Parker got supercute while sightseeing in Washington DC.

Getty | CHP/FAMEFLYNET PICTURES

Kim Kardashian celebrated her second-to-last day as a single woman with a girls-only night on the town in Paris.

Getty | Dave J Hogan

Emily Blunt and Tom Cruise goofed off at the Edge of Tomorrow premiere in London.