Zac Efron  set High School Musical fans' hearts aflutter when he revealed that he'd be "100 percent" game for a reunion  with the cast. As he told E!, everyone has been thinking about it, and every time they all get together, it "brings you right back to those days." His exciting news got us reminiscing about the original 2006 movie and its two epic sequels, which marked the first time we ever swooned over Zac and his singing, dancing, and smirking skills — sometimes while shirtless . To celebrate the potential reunion, we rounded up 12 GIFs that represent our first impressions of him. Are you sitting down, Wildcats? Because things are about to get steamy in here. You can bet on it.
If this isn't enough to satisfy your love of Zac, here's more:
- Sexy shirtless photos  from all of his films.
- The hottest, most ab-tastic moments  from his career so far — in GIFs.
- Every photo and every angle of his shirt being ripped off at the 2014 MTV Movie Awards .
- His equally shirtless  vacation with Michelle Rodriguez in Italy , which includes a lot of dancing .
- All of the reasons why Zac's Instagram is amazing .
- Why we've been crushing on him for a decade .
- Our hilarious interview with him and Seth Rogen  about celebrity neighbors and cheeseburgers.
- His explanation of why he got naked  in That Awkward Moment, alongside equally hot costars Miles Teller and Michael B. Jordan.
- And finally, another shirtless video of him making skateboards .