Lucas Stephen Grabeel (pronounce /ˈgreɪbiːl/ "GRAY-beel"; born November 23, 1984) is an American actor and singer songwriter. He is perhaps best known for his role as Ryan Evans (Sharpay's fraternal twin brother) in the Disney Channel Original Movie High School Musical and its sequel High School Musical 2 and as Ethan Dalloway in the third and fourth installments of the Halloweentown series, Halloweentown High and Return to Halloweentown.