Blair and 5-month-old son Arthur laugh it up in Beverly Hills. Plus: Russell Brand, Rihanna, Katy Perry and more
Updated: Tuesday Jan 17, 2012 | 05:00 PM EST
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Kate Beckinsale, whose latest flick, Contraband, took the top spot at the box office this weekend, gives a sweet smile and a wave during a Monday taping of Extra at L.A.'s The Grove.
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