Watch JoJo put a new take on Shawn Mendes’s new song, “Treat You Better," in addition to her new single, F*ck Apologies.

Shawn Mendes moves from No. 14 to No. 12 on the Billboard Hot 100 (dated Sept. 3) with "Treat You Better." The lead single from his album Illuminate, due Sept. 23, could become his second Hot 100 ...

Joining the fray on Monday night was Shawn Mendes, whose 2016 hit "Treat You Better" just had to be covered by The Roots and Fallon in another edition of the segment.

Karaoke app – and it gets even better because you can create a duet with him. It's a far cry from his "One Less Lonely Girl" cover days, but no less wonderful.