‘High School Musical’ star Zac Efron was faced with the battle of his life a year and a half ago when the nineteen year old heathrob experienced a painful cancer scare!

A lesion appeared on the left side of Zac’s chest prompting doctors to order a biospy, which left a deep scar on Zac’s othewise flawless physique, says celebrity mole Mike Walker.

‘He and his family were on pins and needles until docs finally deemed him cancer-free.’