Zac Efron Interviews Ashley Tisdale For MySpace

High School Musical hottie Zac Efron keeps his arm wrapped around costar pal Ashley Tisdale during MySpace’s exclusive Artist-on-Artist interview.The pair asked each other candid questions about their experiences filming the High School Musical 3: Senior Year as well as looking back at the previous two installments.The interview will go live TOMORROW, October 21 @ 12PM PST on Myspace.com."High