John Stamos is mourning the loss of a dear friend ... announcing the heartbreaking news on social media Monday.

John Stamos is "so proud" of his wife Caitlin McHugh Stamos' attempts to "save the world".

John Stamos is reflecting on the people who mean ... who had been best friends with Stamos since they were 11. Owen died in November from a heart attack. “To Mike, my oldest and dearest friend ...

Caitlin McHugh knows she married a Hollywood heartthrob. John Stamos’ wife joked about the “Full House” actor’s romantic history in an interview with Fox News Digital published Tuesday.