Shawn Mendes and Camila Cabello are not slowing down in 2016!

Jimmy Fallon Makes A Lasting Impression On Camila Cabello & Her Mom

In late 2015 the pair found profound success with their duet track "I Know What You Did Last Summer," which had them performing on various television shows and even throughout the Jingle Ball Tour.

The duet partners even ended 2015 with a performance of it for Pitbull's New Year's Revolution and they kicked off 2016 with yet another performance for Jimmy Fallon's late night show.

Camila Cabello Talks Performing During Jingle Ball Tour With Shawn Mendes

The two singers brought their combined talent to Microsoft Theater's stage then during the People's Choice Awards Wednesday night in Los Angeles, California!

Mendes was scheduled to perform his mega-hit "Stitches" and Cabello joined him for their smash-hit duet! The two teens couldn't believe how epic their performance turned out.

@camila_cabello hey, that was kinda unreal eh? A photo posted by Shawn Mendes (@shawnmendes) on Jan 6, 2016 at 8:22pm PST

On Instagram, the Canadian called it "unreal" and it seems as though the Fifth Harmony member feels the exact same way, since she shared the same image of them on stage.

 hi @shawnmendes

A photo posted by camila_cabello (@camila_cabello) on Jan 6, 2016 at 8:26pm PST


Then on Twitter, the 18-year-old girl group member saw it as "a huge honor" to perform at the People's Choice Awards.

What did you think of their latest "I Know What You Did Last Summer" performance?