Conversation so far:
Where did Will Forte's early career begin?
Will Forte began taking classes at the Groundlings in Los Angeles, an improvisational and sketch comedy troupe and school, while tutoring children to make ends meet.
What did Will Forte work on next after taking classes at the Groundlings?
Will Forte's first successful foray into comedy was 101 Things to Definitely Not Do If You Want to Get a Chick, a comic book he produced that details incompetent men.
What did Will Forte write next after the comic book 101 Things to Definitely Not Do If You Want to Get a Chick?
The comic book 101 Things to Definitely Not Do If You Want to Get a Chick landed Will Forte his first professional job writing for The Jenny McCarthy Show.
Did write Will Forte for other shows besides The Jenny McCarthy Show?
After The Jenny McCarthy Show, Will Forte was asked to submit a packet to the Late Show with David Letterman and was told Letterman responded favorably to animation.

Question: Did he continue working for Letterman?
Self-contained rewrite: Did Will Forte continue working for the Late Show with David Letterman after submitting a packet to them?