Jennifer Aniston and Courteney Cox have fans doing a double take. In honor of her pal's 51st birthday, Cox took to Instagram to share a photo of herself with Aniston.

Talent runs in the family! Courteney Cox and her daughter, Coco Arquette, showed off their musical abilities while performing a Demi Lovato cover on Saturday, March 7. In a new Instagram post, ...

On Feb. 11, Courteney shared two photos of her and Jennifer in honor of the The Morning Show star's 52nd birthday. Courteney wrote in the caption of the Instagram post, "Happy Birthday Jenny ...