Hours after releasing two new songs, Panic! at the Disco performed a brassy version of "Say Amen (Saturday Night)" on The Tonight Show on Wednesday.
"Say Amen (Saturday Night)" is agitated and spasmodic. On The Tonight Show, lead singer Brendon Urie raced through the verses,
This article originally appeared on www.rollingstone.com: See Panic! at the Disco’s Fervent ‘Say Amen’ Performance on ‘Fallon’