The two duetted on Manson's "Antichrist Superstar," the title track from his 1996 album. During the song, Manson traditionally dresses as a priest, sings from behind a pulpit and reads a bit from the Bible, but also lights some of the pages on fire.

But at their show Sunday night in, of all places, Nashville, Corgan joined him behind the pulpit, dressed as a nun. As you do, when you join Manson onstage while he's dressed as a priest.