1. The 29-year-old lapping up attention at the 2014 MTV Movie Awards.
2. The actor in serious Baywatch training.
3. You can’t pretend to be shy now, Zac! We’ve all seen your abs before.
4. Going head-to head with The Rock.
5. So this is what they mean when they talk about washboard abs.
6. He even works shirtless, go figure!
7. Catching up with fans in Miami... you’ve guessed it, shirtless.
8. This has to be the very definition of packing light – travelling without your shirt.
9. Seth Rogen clearly caught onto Zac’s shirt-evasion thing on the Neighbors 2 set.
10. Zac was clearly born to fit into a Baywatch reboot!
11. A boys holiday with Mike and Dave Need Wedding Dates co-star, Adam DeVine.
12. Back in 2014 his shirtless antics were fully appreciated, as he won the Best Shirtless Performance award at the MTV Movie Awards.