Ariana Grande: 'Tonight Show with Jay Leno' Performer!

Ariana Grande sings it out with Mika on The Tonight Show with Jay Leno on Tuesday night (October 1) in Burbank, Calif.

The 20-year-old actress/singer joined special guest Joseph Gordon-Levitt on the program.

PHOTOS: Check out the latest pics of Ariana Grande

“Had so much fun performing on the #tonightshow today, thank you so much @jayleno for having me and @mikasounds,” Ariana tweeted after the performance.

Earlier over the weekend, Ariana finished filming the music video for “Right Here”.

“Had no service the whole day but the #rightthere video shoot was soooo fun. Will post more pics tomorrow. How was everyone’s day today?” she wrote.