John Stamos is standing by his longtime friend and Full House costar Dave Coulier in the wake of his stage 3 non-Hodgkin's lymphoma diagnosis . However, after the 61-year-old posted an apparent gesture of solidarity to social media, some fans called him out for what they viewed as a half measure. In an Instagram post on Monday night, Stamos shared a series of photos in which he could be seen helping Coulier shave his head, as he is currently undergoing chemotherap...
