The new documentary Super/Man: The Christopher Reeve Story is certain to be an incredibly emotional ride. One aspect that audiences will be learning details about is the close friendship between Reeve and one of the most beloved comedians ever — Robin Williams. Not only would both actors have their population of fans, but they would be some of the most respected and loved people in the entertainment industry. The story of their friendship will be recounted in the documentary through family members and Christopher Reeve’s son is already endearing people with one of the sweetest of stories.

Variety reports that Will Reeve, Christopher’s son, had recently told People Magazine about a particular time when Williams was the first to visit Reeve in the hospital following his fateful riding accident. Williams would cheer Reeve up by making him laugh through a comedy bit where he played a Russian proctologist.