There are at least two artists using the name "Sheephead."

01
Sheephead is a Death Metal / Metalcore band from Pfaffenhofen a. d. Ilm(Germany). The current line-up is Benni(Vocals), Paddy(Guitars), Josef(Guitars), Monk(Bass), Roman(Drums).
Sheephead @ MySpace: http://www.myspace.com/sheepheadmetal

02
Sheephead was an electronic collaboration between Josh Diebel (of Alley Sweeper) and Steve Rathbone.
http://www.discogs.com/artist/Sheephead Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.