Popsugar Health & Fitness Alexandra Daddario Zac Efron and Alexandra Daddario Abs Workout Video Watch Zac Efron and Alexandra Daddario Nail This Core-Crushing Baywatch Abs Workout 10 July 2019 by Maggie Ryan View On One Page Photo 5 of 5 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 → 5 Previous Next Start Slideshow Alexandra DaddarioWorkoutsAb ExercisesCelebrity FitnessZac Efron