06/24/2011 02:37 pm ET Updated Aug 24, 2011

Jack White, Stephen Colbert Have Catholic Throwdown (VIDEO)

Who is the black pope?

What is the incense on a chain-ball thing called, and what does it symbolize?

Stephen Colbert and Jack White know. Do you?

WATCH these two former Catholic school boys challenge each other to a no-holds-barred throwdown. Warning: Unholy language included: