James Franco, Ali Larter, Shepard Fairey and others attend the star-studded LA Art Show premiere party; Larry David, Chelsea Handler, Gerard Butler, Chloe Moretz and many other notables walk the red carpet at the premiere of Movie 43; Jeremy Piven and Paz de la Huerta are among those at the special screening of Beware Of Mr. Baker; Mario Lopez, Ashley Tisdale, Lance Bass, reality stars from "Green Housewives" and other eco-conscious stars come together in support of EMA's new Green Works launch; Gail and Stanley Hollander host the Art Los Angeles Contemporary reception at their home for L.A.'s art elite—get the rundown on Wednesday's top events in L.A. in this edition of Last Night's Parties.

Last night in NYC, Cindy Sherman and Kim Cattrall stepped out for the MoMA PS1 Gala Benefit, Maggie Gyllenhaal and Kate Mara kicked off summer at Coach's party on the High Line, Paloma Faith had her first performance in the states at Le Baron, Richard Chai presented his custom gown with Effen vodka at the Electric Room, and so much more! Last night's parties were full of glamor. More»