Jack Black made his movie debut as part of an 'SNL' spin-off

Before he became a leading man in comedy, Jack Black got his first role in a darkly satirical from Tim Robbins based on a 'Saturday Night Live' sketch.

December 17, 2005 – Jack Black / Neil Young (S31 E9) – The 'One SNL a Day' Project

Jack Black Monologue: Megastardom - Saturday Night Live

1 Seinfeld Character Tried (& Failed) To Get A Spinoff - IMDb

Year One (2009) - IMDb

Saturday Night Live Jack Black/Neil Young (TV Episode 2005) - IMDb

Mark Wahlberg Movie 'Father Stu' Acquired By Sony For Easter Weekend Release – Deadline

Jack Black's First Film Role Got Him Nowhere

SNL' recap: Pete Davidson hosts season 49 premiere

Saturday Night Live' Could Return in October As WGA Strike Ends

Dan Harmon - Wikipedia

With a new album and show, rockabilly duo Jittery Jack and Amy Griffin are retro-active - The Boston Globe

Who the Fuck Cares About Adam McKay?” (We Do, and With Good Reason)

SNL: How Taylor Swift, Travis Kelce Pulled Off Their Cameo

Dark Secrets The Cast Of SNL Tried To Hide

What Happened To The 1990s Cast Of SNL?