There are so many reasons to tune into The Flash on CW, and supercute superhero Grant Gustin is definitely one of them. Now that the show is officially coming back for another season [1], we know there's plenty more handsomeness on the horizon. The show has really been picking up steam in the past few months — back in January at the Golden Globes, Grant shared his hopes for a Flash-Supergirl crossover [2]. Then, a selection of exciting on-set pictures [3] from February made us believe it was really happening! To help tide us over until the exciting episode airs, we figured it's high time to pay tribute to Grant Gustin's charming good looks. Keep reading for a lightning strike of hotness.