Reese Witherspoon, Gwyneth Paltrow & Sandra Bullock Attend Jennifer Aniston's 50th Birthday Party!

Reese Witherspoon, Gwyneth Paltrow and Sandra Bullock are celebrating Jennifer Aniston‘s 50th birthday party! The three actresses were all in attendance at the star-studded event, which took place on Saturday night (February 9) at the Sunset Tower Hotel in Los Angeles. PHOTOS: Check out the latest pics of Jennifer Aniston Kate Hudson was also there