Derek and Simon was a pilot developed for HBO, when it did not air it was sent to film festivals.
Then it was developed into two 15-minute segments, "Derek & Simon: A Bee and a Cigarette" and "Derek & Simon: The Pity Card", together in a half-hour pilot for HBO as The Derek & Simon Show. When it did not air, the two segments were sent to film festivals, including the Sundance Film Festival and South by Southwest Film Festival, as well as being part of Timothy McSweeney's Wholphin DVD Magazine. 
