Celebrity pictures: Cheryl Cole, Lindsay Lohan, Kanye West

Today's celebrity pictures include a ruffled Lindsay Lohan at Star Magazine's All Hollywood Event, a glamorous Mischa Barton at the 'Brit Week' launch party, and Hollywood actresses Mila Kunis and Jennifer Garner attend the Walt Disney Studio Motion Pictures Event in Las Vegas.

Meanwhile, guests at the 7th Annual Tribeca Film Festival Artists Dinner in New York included Kim Kardashian and Kanye West, Val Kilmer, Alexa Chung and Hollywood couple Naomi Watts and Liev Schreiber.

Also in the Big Apple, a proud Sarah Jessica Parker kisses husband Matthew Broderick as son James Wilke clings on at the opening night of Nice Work If You Can Get It on Broadway, and in London, Cheryl Cole waves to fans as she arrives at the BBC Radio 1 Studios.