American actor Zac Efron may American actor Zac Efron may have to skip some crazy ad venture sports for a few weeks as he healing from a surgery. The 31-year-old actor on Friday revealed that he tore his ACL, a ligament in the knee, while skiing and went through a surgery to recover from it. The actor took to his Instagram account to share the news with his fans alongside a picture of him in a hospital bed with his bandaged knee. Like a good sport, the actor gave a smile and thumbs up while posing for the camera. “I tore my ACL shredding the gnar but all is good. I opted for surgery so I can come back stronger than ever. Thank you to Dr. Kvitne and his team at Kerlan-Jobe Surgery Center. I’ll keep you updated as I heal and progress! Thanks for all the love and positivity,” he wrote in his post. (ANI)