Prop. 8 - The Musical

Video embedded after the jump.

There's been a lot of support for repealing Proposition 8 in California that bans gay marriage, and the latest is from Funny or Die, where they've posted "Prop. 8 - The Musical," starring some familiar faces like Jack Black, John C. Reilly, Craig Robinson, and the always hilarious Neil Patrick Harris.

See more Jack Black videos at Funny or Die