Ariana Grande Performs 'One Last Time' Live for First Time! (Video)

Ariana Grande belts out her brand new single “One Last Time” during a very special appearance on the Super Bowl episode of The Tonight Show Starring Jimmy Fallon on Sunday (February 1) in Phoenix, Ariz.

The 21-year-old singer performed the song for the first time live on television and we are totally in love with it!

“the nicest dude of all time @jimmyfallon ! i say this every time i do his show but i just can’t. he is just the nicest ever,” Ariana tweeted after the show.

Make sure to watch Ariana and a ton of music stars do an a capella version of “We Are the Champions” on the show as well!