Robin Williams didn't just make people laugh — he made them completely lose control. This video compiles the greatest moments of Robin Williams breaking celebrities and leaving every single person around him absolutely helpless. From Robert De Niro losing it on set to Johnny Carson barely keeping it together — nobody came close to this man's level. Ever.

Starring: Robin Williams, Martha Stewart, Robert De Niro, Johnny Carson, Charlie Rose, Tom Cruise, Jack Nicholson, John Cleese, Donald Trump, Rosie Perez, Al Pacino