The Staples Center is used to hosting a lot of celebrities for Lakers games, but last night there was a new set of famous faces out for the Fleetwood Mac concert. Jennifer Aniston was back on the West Coast after filming The Baster in NYC, joining her BFF Courteney Cox and David Arquette to watch Stevie Nicks and the band. Nicole Richie skipped out on watching her Larry King Live interview and instead tweeted excitedly from the audience with her friend Hayden. Aniston may not be the next star to jump on the Twitter bandwagon, but she is helping use the tool for a good cause — she's participating in a Twitterhunt against cancer where signed t-shirts will be hidden around the country for followers of Stand Up 2 Cancer's feed to find.

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To see more of Jen, Courteney, Nicole, and a few others, like Eliza Dushku and David Arquette, just


Images include: Nicole Richie, Jennifer Aniston, Courteney Cox, David Arquette, Eliza Dushku, George Lopez, Christopher Mintz-Plasse