The new documentary

The new documentary "Robert Klein Still Can't Stop His Leg," playing at the Tribeca Film Festival, includes interviews with comedians Jerry Seinfeld and Billy Crystal. (Credit: Getty Images / Paul Zimmerman)

More like this

A new season of New ‘Broad City’ season gets 2017 release Florence Henderson arrives at the Emmy Awards in Florence Henderson had heart condition, report says Lady Gaga revealed she has PTSD on NBC Lady Gaga reveals she has PTSD