Popsugar Fitness Zac Efron Zac Efron and Alexandra Daddario Baywatch Abs Workout Video Watch Zac Efron and Alexandra Daddario Nail This Core-Crushing Baywatch Abs Workout September 9, 2019 by Maggie Ryan View On One Page Photo 6 of 6 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by Zac Efron (@zacefron) on Jul 9, 2019 at 8:57am PDT Share This Link Copy ← Use Arrow Keys → 6 Previous Next Start Slideshow Zac EfronWorkoutsCelebrity FitnessAlexandra DaddarioAb Exercises