Kevin Federline’s Relatives Trying To Cash In On Britney Spears?

While Britney Spears and Kevin Federline continue to show the love ahead of their wedding, a source tells Us Weekly that there’s some tension within the two families. “Her family suspect’s Kevin’s relatives are selling personal information to the tabloids, and Britney is very upset,” a source close to Britney revealed. That’s a big reason why she’s keeping the wedding details secret. “When the invitations come out, she knows they will be on the phone trying to get a fast buck,” the source added.