Conversation so far:
Who was part of The Pee-wee Herman show?
With the help of John Paragon, Phil Hartman and Lynne Marie Stewart, Paul Reubens took his show to The Roxy Theatre.
When did Paul Reubens first appear on The Pee-wee Herman Show?
The Pee-wee Herman Show is a stage show developed by Paul Reubens in 1980.
Anything interesting about the actor Paul Reubens?
Paul Reubens joined the Los Angeles–based improvisational comedy team The Groundlings and remained a member for six years, working with Bob McClurg, John Paragon, Susan Barnes, and Phil Hartman.

Question: Who is Phil Hartman?
Self-contained rewrite: Who is the comedian Phil Hartman?