Keegan Allen vs. Tyler Blackburn - Swoon-Off
While we can never keep up with all of the shenanigans on 'Pretty Little Liars,' we do know one thing: That is one good-looking cast! Two of the stars, Keegan Allen and Tyler Blackburn, have gained reputations for their determination to expose A -- and they've looked handsome doing it. Which actor do you think is more swoon-worthy?