Check out this star-filled, Funny or Die video starring Jack Black, John C. Reilly, and many more… (against) Prop 8:

Here’s a glimpse of the credits:

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, 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, Sarah Chalke The Frightened Villagers Katharine “Kooks” Leonard, Seth Morris, Denise “Esi!” Piane, Lucian Piane, Richard Read, Seth Redford, Quinton Strack, 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

PS. Support the NOH8 Campaign.