We all know that Zac Efron looks hotter than ever lately,but we got the surprise of a lifetime this week when we were reintroduced to his younger brother, Dylan. On Monday, or Zac shared a shirtless photo of his brother on his Instagram,and it's secure to say they came from the same blessed gene pool. We definitely count Dylan as one of those celebrity siblings we totally forgot approximately, but now we're more curious than ever! Keep reading to see what we could dig up approximately the youngest Efron.
Source: popsugar.com