Remember Michael Phelps? Who could forget his aquatic superpowers at the Beijing Olympics four years ago?
With the summer games in London fast approaching, with the record-breaking champ to see if he's ready for another go-around.
You'll be surprised to learn what he's been up to for the past four years. (Hint: Not just swimming.)
Be sure to check out this 2008 video, Michael's debut on our broadcast. At the time, he was fresh off his record-breaking gold medal haul and facing his next challenge: a one-lap sprint against Anderson Cooper.
Ready for the rematch?