By Bronwyn Barnes
Updated Aug 12, 2011 @ 5:00 pm
Advertisement
Jon Furniss/WireImage

Olivia Wilde was spotted in a chiffon Gucci gown when she hit the London premiere of Cowboys & Aliens with Daniel Craig and Harrison Ford. "I am a geek," the chic actress told reporters on the red carpet. "I grew up watching Star Trek, Star Wars and all the different Sci Fi shows." Click through the gallery to see Kellan Lutz, Rose McGowan and Solange Knowles at last night's hottest events!