The one with Friendsgiving. Jennifer Aniston celebrated Friendsgiving on Monday and shared “a few scenes” from the pre-Thanksgiving gathering on her Instagram story. The “Friends” alum, 55, posted a photo showing a series of blurry, mostly black-and-white Polaroid snaps of her, “Friends” co-star Courteney Cox, 60, and other revelers as they enjoyed the occasion. “A...