Rap superstar Casanova 2X nearly pulled a muscle last week, trying to dance with a big girl on stage in Brooklyn, NY.

The Brooklyn rapper was on stage at a free concert in his borough - the concert was paid for by the city of New York. 

And before Canaova 2X performed his hit song 2AM ft. Tory Lanez, Davido - he spotted a big girl in the crowd, and invited her onto the stage.

Casanova tried to dance with the big girl, and show off his dancing skills. And the muscular rapper tried out a couple of moves on the young lady. But he looks like he might have pulled a muscle during the set.

The video has gone viral all over social media.

Here's the video:

Casanova 2X, real name Caswell Senior is an rapper born and raised in Brooklyn, New York. In 2016, he burst on the scene with his hit song "Don't Run". He released his debut album "Commissary" with guest appearances G-Eazy, Rich the Kid, Snap Dogg, A Boogie wit da Hoodie and Mozzy - and it was critically acclaimed.

But his new song 2Am is one of the hottest songs in the world right now: