People.com Halloween Party

Haunted Hollywood! Star Costumes of 2012

From Selena Gomez's pretty kitty to Miley Cyrus's hip-hop transformation, see famous faces in this year's disguises

RYAN SEACREST & JULIANNE HOUGH

Trick-or-treat? More like, "Stick 'em up!" Seacrest acts as the Clyde to girlfriend Hough's Bonnie at a Beverly Hills party.