Fight back with humor! Nothing like a good musical to prove a point. It’s amazing how many well known faces they got to show up just to sing in the background. Pretty cool!

See more Jack Black videos at Funny or Die

Conceived and Written (six weeks later than he shoulda) by-Marc Shaiman

Directed and Staged by: Adam Shankman

Produced by Adam Shankman, Marc Shaiman and Mike Farah Edited by Bradly Schulz and Drew Antzis

Cast (in order of appearance):

California Gays and The People That Love Them: Jordan Ballard, Margaret Cho, Barrett Foa, J.B. Ghuman, John Hill, Andy Richter, Maya Rudolph, Rashad Naylor, and Nicole Parker

Proposition 8′ers and The People That Follow Them Prop 8:

Leader- John C. Reilly
Prop 8 Leader’s #1 Wife- Allison Janney
Prop 8 Leader’s #2 Wife- Kathy Najimy
Riffing Prop 8′er-Jenifer Lewis
A Preacher- Craig Robinson

Scary Catholic School Girls From Hell: Rashida Jones, Lake Bell, and Sarah Chalke

The Frightened Villagers: Katharine “Kooks” Leonard, Seth Morris, Denise “Esi!” Piane, Lucian Piane, Richard Read, Seth Redford, Quinton Strack, and Tate Taylor

Jesus Christ Jack Black
A Very Smart Fellow Neil Patrick Harris
Piano Player Marc “Marc” Shaiman

Co-Choreographer: Anne “Mama” Fletcher
Recorded and Mixed by Frank Wolfe & Greg Hayes
Director of Photography: Michael Barrett
Camera Operators: Jake Szymanski, Bradly Schulz and Drew Antzis
Production designer: Nelson Coates
Costume designer: Shanna Knecht
Costume assistants: Leslie Schilling, Annalisa Adams, Elizabeth Abate
Hair: Laura Sanchez
Make-up: Shauna O’Toole, Atticuss Sharp
Production sound: Bradford Craig
Music editor: Lisa Jaime
Music assistant: Brian Naguit
Snacky: “Snacky”
Special Thanks to Adam McKay for the nudge