50 Photos of Jake Gyllenhaal's Smile Guaranteed to Boost Your Mood

Jake Gyllenhaal is a man of many faces and expressions — some might say that's part of what makes him so darn good at his job. But off screen, we're pretty particular about the actor's smile. Whether it's the little smirk he saves for red carpets or the full-face grin he wears while laughing, Jake's happy faces tend make us happy. So, as an instant mood-booster, we're rounding up 50 of his best smiley photos, all of which are incredibly sexy yet freakin' adorable at the same time.