Kate Bosworth: Joan's On Third Thirsty

Kate Bosworth sips of her cup of lemonade while having lunch with a female friend at Joan’s On Third on Wednesday (December 2) in West Hollywood, Calif.

Just the day before, the 26-year-old actress was in Paris in support of designer Sonia Rykiel.

Kate was last spotted at Joan’s back in February with her ex-boyfriend James Rousseau, who is currently in the midst of launching his music career (visit his MySpace).

10+ pictures inside of Joan’s On Third thirsty Kate Bosworth…