prevnextGKate Upton’s one of the hottest models around, but she only recently became of age! That’s right, Kate is just a fresh 21 years old. Advertisement PThe Wolf of Wall Street beauty Margot Robbie is only 23 years old.GMaybe because he carries himself in such a royal way he seems older and distinguished, but Prince William is only 31 years old. Advertisement GIt feels like she’s been in our lives forever, but Angelina Jolie has only been on Earth for 38 years.GShe’s certainly wise beyond her years, as Adele has only got 25 of ‘em so far!GMagic Mike star Alex Pettyfer really is the new guy on the block—he’s just 23 years old.IDid you know Gisele Bundchen is 33 years old? It might be up there in model years, but in any other industry she’s a youngster.GLeBron James is not even in his 30′s? It’s true, the basketball super star is 29.GNashville beauty Hayden Panettiere is so confident we thought she had more than 24 years on her.