Sun Sep 19, 2004 01:24 PM ET LOS ANGELES (Reuters) - Ooops! Pop star Britney Spears did it again and got married for the second time this year -- this time to dancer Kevin Federline in a private ceremony in Studio City, California, "Access Hollywood" reported on Sunday. Spears, 22, and Federline, 26, surprised their parents with the unexpected ceremony, ...