Watch: Noah Schnapp + Panic! At The Disco perform 'LA Devotee' together live.

I CANNOT FUCKING BELIEVE THAT @brendonurie BROUGHT OUT @noah_schnapp FOR LA DEVOTEE #DeathOfABachelorTour pic.twitter.com/ItMBVMn1t9

— Evan Hayes (@e_hazey) March 3, 2017

LA devotee sung by @noah_schnapp and @brendonurie #DOABNY pic.twitter.com/aQLIhiHdMS

— vanessa (@outerspacepink) March 3, 2017

IM SO PROUD OF YOU COMO SALTA CHAU @noah_schnapp pic.twitter.com/72KKG6Cgok

— cande (@focusonwolfhard) March 3, 2017

Clips of @noah_schnapp on stage singing LA Devotee with @PanicAtTheDisco tonight at MSG! (via sarahuriesays on snapchat) #DOABNY pic.twitter.com/kpR7tIzFYV

— P!ATD Updating (@panicupdating) March 3, 2017

The guys backstage at MSG with @noah_schnapp via Sarah's snapchat (sarahuriesays) #DOABNY pic.twitter.com/asPiFxhD9g

— P!ATD Updating (@panicupdating) March 3, 2017

Hiding under the stage waiting to join @PanicAtTheDisco . I look like I just saw the demogorgon pic cred brendan walter pic.twitter.com/8XGpu004QO

— Noah Schnapp (@noah_schnapp) March 3, 2017

me neither Evan....what the...??! Had so much fun and @brendonurie and the entire @PanicAtTheDisco team couldn't have been nicer https://t.co/tzDUsNlNIq

— Noah Schnapp (@noah_schnapp) March 3, 2017