VIDEO: Ariana Grande Performs 'Problem', 'The Way' at iHeartRadio Awards

Ariana Grande took to the stage at last night's iHeartRadio Music Awards with a sizzling performance of her new single, 'Problem' featuring Iggy Azalea, as well as her hit 'The Way.' Check out the performance below!

For a full list of winners and photo coverage of last night's iHeartRadio Awards, click here!

It was only five months ago that Grande released her debut album, Yours Truly which landed at #1 on the Billboard Top 200. She recently became the first female singer whose first album debuted atop of the US charts since Ke$ha's "Animal" in 2010.

The singer/actress, who starred on Broadway in '13', is best known for her starring role as Cat Valentine, in theNickelodeon hit series Sam & Cat. The series premiered in June 2013.

Photo credit: Mark Davis/NBC