Fifteen years ago, Kevin Federline became the most famous backup dancer ever, thrust into the spotlight thanks to a whirlwind romance and surprise 2004 wedding to Britney Spears, documented on a much-maligned reality show, Britney & Kevin: Chaotic. A lot has happened since then — Kevin and Britney had two kids (Sean, 14, and Jayden, 13) and split in 2007; he went on to marry his current wife, former volleyball pro Victoria Prince, with whom he shares daughters Jordan, 8, and Peyton, 5. Now, the 41-year-old — who also has two kids, Kori, 17, and Kaleb, 15, with his ex Shar Jackson — is finding it a little hard to believe he has teenagers at home. “It’s a big eye-opener when your kids go to high school,” he admits. Here,…
