BOOMER AND BRADY SAVE THE ISLAND IN A SPECIAL ONE-HOUR EPISODE OF "PAIR OF KINGS," MONDAY, APRIL 16 ON DISNEY XD

"The Evil King" - When two moons appear, the kings meet the ghost of Malakai, the first king of Kinkow, who explains that an evil twin will destroy the island. After interrogating every twin on Kinkow, Boomer and Brady begin to turn on each other. Following Lanny's advice, the kings journey to the Dark Side to Evil King's Castle to sit on the evil throne and learn the truth. The prophecy comes true when the Evil King is revealed, putting Brady under a spell and morphing him into Evil Brady. With Mason and Mikayla in tow, Boomer heads to the Dark Side to save his brother and the island from sinking into the sea, in a new episode of "Pair of Kings," MONDAY, APRIL 16 (8:30-9:30 p.m., ET/PT) on Disney XD.

"Pair of Kings" stars Mitchel Musso as Brady, Doc Shaw as Boomer, Kelsey Chow as Mikayla, Ryan Ochoa as Lanny and Geno Segers as Mason.

"The Evil King" Part One was written by Sean Cunningham and Marc Dworkin, and "The Evil King" Part Two was written by Dave Hoge and Dan Cross. Both were directed by Linda Mendoza.

"Pair of Kings" carries a TV-Y7 parental guideline.