Who is the main character of the animated film that features both of the members of Tenacious D?
Kyle Gass Kyle Richard Gass (born July 14, 1960), is an American musician and actor best known for being a member of Tenacious D, winner of a Grammy Award for Best Metal Performance, alongside longtime friend Jack Black. He also has his own supergroup called the Kyle Gass Band which he formed after the break-up of his first side-project, Trainwreck. Gass has also featured in numerous films, such as Elf and Kung Fu Panda, as well as TV shows, such as Friends and Seinfeld.
Jack Black Thomas Jacob "Jack" Black (born August 28, 1969) is an American actor, comedian, writer, producer, and singer. His acting career has been extensive, starring primarily in comedy films. He is best known for his roles in "Shallow Hal" (2001), "School of Rock" (2003), "King Kong" (2005), "The Holiday" (2006), the "Kung Fu Panda" franchise (2008–2016), "Tropic Thunder" (2008), and "Bernie" (2011). He has been nominated for two Golden Globe Awards. Black is the lead vocalist of the comedic rock group Tenacious D which he formed in 1994 with friend Kyle Gass. They have released the albums "Tenacious D", "The Pick of Destiny" and "Rize of the Fenix".