A Shawn Mendes and Justin Bieber collab is happening!Posted on November 17, 2020Pic Credit: Mike Rosenthal The two teased on IG yesterday that it will be called “Monster” and it’s coming out Friday! The song will come off of Shawn Mendes’s album which that album comes out December 4th! View this post on Instagram A post shared by Justin Bieber (@justinbieber)