Zac Efron passed the loyalty test

High School Musical cutie Vanessa Hudgens recently tested her on-and-off-screen boyfriend Zac Efron. Egged on by her gal pals to gauge her man’s loyalty, Vanessa, 19, sent “a really hot friend” to chat him up at the gym where he works out.
“He had no idea she was a friend of Vanessa’s,” says an insider involved in the scheme. “The hottie started talking to him, but Zac didn’t flirt back — and she’s gorgeous!”
Apparently Zac, 20, passed the test!
Added the insider, “He’s only got eyes for Vanessa. there is no doubt zac really is deeply in love with his GF muical partner.