Justin Upton is currently hitting .345/.404/.546. Those would be great numbers for an all-star in the prime of his career, but when you consider that Upton is a 20-year-old in his first full season in the bigs, you'll have to pick your jaw up off the floor. If Upton can keep up this pace, he would join some extremely elite company. Here is the short list of 20-year-olds who have hit better than .300/.400/.500 over a full season in the Major Leagues:

Are you ready for this?

Al Kaline, Alex Rodriguez, Ted Williams, Mel Ott and Jimmie Foxx. That's right...only five guys — all Hall of Famers.