Best friends, BFFs, Besties -- whatever you call them, Hollywood is filled with celebrities who are friends in real life.
Courteney Cox & Jennifer Aniston
Cameron Diaz and Drew Barrymore
Beyoncé & Gwyneth Paltrow
Demi Lovato & Selena Gomez
Katie Holmes & Victoria Beckham
Nicole Kidman & Naomi Watts
Michelle Williams & Busy Phillips
Amy Poehler & Tina Fey
Kate Hudson & Liv Tyler
Beyonce & Kelly Rowland
Penelope Cruz and Selma Hayek
Rihanna and Katy Perry