Billy Crystal is thinking back on his formative years in Martin Scorsese's classroom. On the Dec. 15 episode of the "Sunday Sitdown with Willie Geist” podcast, Crystal talked about his time being taught by Scorsese at New York University.

Billy Crystal recalls ‘very scary’ Martin Scorsese experience as a student - ‘He’d go, ‘Why’d you shoot it that way? Use a wide shot,’ said Crystal

Who would've thought that Billy Crystal and Martin Scorsese shared history before becoming mainstream successes? The actor recounted the time when he was at New York University and the acclaimed director was a grad student and his professor.