Shawn Mendes Flaunts His Abs For A SKINtillating Magazine Spread!

Have mercy, Shawn Mendes!
The singer proved he's totally free to be a sex object now -- his 18th birthday was in August -- in an AB-mazing new spread for Flaunt magazine.
Related: Shawn Gives It To The Audience TWICE At The AMAs!
In the SKINtillating shots, the Canadian crooner showed off his six-pack in a series of shirtless snaps for the popular publication.
Plus, the pop star flaunted his fab figure in a behind-the-scenes video from the shoot! Ch-ch-check it out (below)!
But, the songsmith's