Vanessa Hudgens: “Be positive”

Vanessa Hudgens is all smiles as she prepares to depart from NYC, NY on August 18, 2010 with boyfriend Zac Efron who arrived separately. Fame Pictures, IncCheck out behind the scenes with Vanessa Hudgens at the Stand Up To Cancer video shoot.

The add sees the High School Musical actress bowl a perfect game (the odds of which are 1 in 11,500), before the odds of having cancer are revealed – a shocking 1 in 2 men and 1 in 3 women.

The behind the scenes video also features Vanessa talking about how to stay healthy.

“Just be positive,” Vanessa reminds us.

“Once you’re negative, everything negative starts to draw around you.”

Check out the video below.