Zac Efron sparks plastic surgery rumours as fans wonder if he's used face fillers in new clip Zac Efron's appearance on Bill Nye’s “Earth Day Musical special with Facebook Watch" left many netizens wondering if the actor had recently done something to his face. Written By Pinkvilla Desk 3447 reads Mumbai Published: April 24, 2021 01:34 pm Zac Efron sparks plastic surgery rumours as fans wonder if he's used face fillers in new clip. Zac Efron recently grabbed headlines for his breakup with girlfriend Vanessa Valladares. While the dust on that is yet to settle, the actor took fans by surprise when he appeared in a new video to promote Bill Nye’s “Earth Day Musical special with Facebook Watch". Not just Zac, several celebs joined Nye in urging people to care for the planet.