Those MLB fans creeping you out smiling behind home plate? It was all a movie marketing ploy

You may have seen some creepy smiling fans behind home plate at some recent Major League Baseball games … ones who don’t seem to move and won’t stop smiling for a while.

Some of those fans went viral recently, and now we know the reason why: They’re part of a movie promotion.

The horror movie Smile — starring Sosie Bacon and Jessie T. Usher and directed and written by Parker Finn — came out, and it turns out that was some very viral marketing for the flick.

Seriously. All that creeping us out was to promote a movie. Well played, Smile marketers. Let’s take a look back: