Short answers, pulled from the story.
Perfect Hair Forever is an Adult Swim animated series following Gerald Bald Z, a young boy on a quest to cure his premature baldness by finding perfect hair. The show parodies story conventions of shonen anime and was created by Mike Lazzo, Matt Harrigan, and Matt Maiellaro.
Perfect Hair Forever premiered on the 7th of November 2004 and produced a total of seven episodes through the 1st of April 2007. Two additional episodes aired unannounced on the 1st of April 2014 as part of Adult Swim's annual April Fools' stunt.
The existing Squidbillies pilot had fallen behind schedule and was not ready to air on the 7th of November 2004. Williams Street substituted Perfect Hair Forever without informing the audience, continuing to advertise Squidbillies right up until the moment the substitute show began.
The cast included Matt Maiellaro as Uncle Grandfather, Dave Willis as Coiffio, George Lowe as Space Ghost, C. Martin Croker as Young Man, and MF Doom as Sherman the giraffe. Kim Manning voiced Gerald Bald Z and Will Armstrong voiced Action Hotdog.
After the first six episodes, members of the creative team posted on the official Adult Swim message board that they were not interested in continuing the show. Cancellation was formally announced at the Adult Swim panel at Comic-Con 2006.
The Japanese noise rock band Melt-Banana recorded the song "Hair-Cat (Cause the Wolf Is a Cat!)" for Perfect Hair Forever in 2007.