At the peak of her career, Vanessa Hudgens was the envy of virtually every teenage girl across the world. The singer and actress starred in “High School Musical” (2006) and “High School Musical 2” (2007) alongside heartthrob and Tiger Beat poster boy Zac Efron. “HSM” instantly became the little movie that could, with Hudgens and Efron leading the way for a new generation of “kid-friendly” Disney superstars, from Miley Cyrus to Corbin Bleu. They were young celebrities who resided on the opposite end of the Hollywood spectrum, the antithesis of serial party animals like Lindsay Lohan and Paris