Sooooo, Shawn Mendes is an Underwear Model Now.

...and I’m not sure how to feel about it.

Remember innocent Shawn Mendes?

Well, he might still be innocent...but these new pictures of him modeling very tiny underwear for Calvin Klein will definitely have you checking out his birthday on Wikipedia to make sure he's officially all grown up.

Don’t worry, he is.

Shawn, who first became famous when he was just 16, is now 20 years old.

So, it’s totally ok to look at this picture:

And this one:

And...well, you get the point.

Happy Monday!