Jennifer Aniston links up with her Friends co-star Courteney Cox as she celebrates her 51st birthday at Sunset Towers hotel in Beverly Hills. Other celebrities attending Jen's bash include Jennifer Meyer, Kevin Nealon, Madison Beer and ...

Olivia Jade?! Why the heck were Olivia Jade and her sis Bella there? And for that matter, Madison Beer? Was this a teen hangout or what?! Hey, Jen has mentored the much-younger Selena Gomez over the years, perhaps she's taken other young ladies under her wing and we just didn't know about it? If Lori Loughlin and Mossimo Giannulli end up in jail, with Aniston take custody of the YouTuber and her sis???