This Pretty Little Liars Star Is Swapping ABC Family Shows--Is "A" to Blame?!

Is "A" to blame for a Pretty Little Liars star swapping ABC Family shows? Because we've got an exclusive piece of casting news that you have to see to believe.
Keegan Allen, aka Pretty Little Liars' fan favorite heartthrob Toby, is heading over to a different show on the same network—and it's to woo a different girl other than his onscreen OTP Spencer (Troian Bellisario)! Uh oh, we can already here the shipper wars beginning...
E! News has learned that Allen is set to guest star on an upcoming episode of ABC Family's Young & Hungry.