Ashley Tisdale and Zac Efron Malibu, Ca Birthday Weekend

Credit: Fame Pictures Ashley Tisdale get a ride on Zac Efron back into the Malibu waves.

Ashley Tisdale really seems to like riding bareback or piggyback on Zac Efron back.

From the ocean surf in Malibu to the Malibu beach house, the paparazzi captured pictures of Ashley Tisdale and Zac Efron enjoying themselves at Ashley 26 birthday on July 2, 2011.

Tisdale wore a very bright, multi color tribal design string bikini throughout the day.

She also wore a pair of oversized light power blue sunglasses.

Tisdale really seemed to be enjoying her birthday.

She was even pictured performing a sexy, booty shaking dance routine in her sexy string bikini.

Ashley Tisdale also recently stared in the DVD release Sharpay's Fabulous Adventure which was based on Ashley Tisdale High School Musical character Sharpay Evans.

Read more about Ashley Tisdale birthday weekend with Zac Efron in the article Ashley Tisdale Sexy String Bikini, Blue Sunglasses and Zac Efron .