In a message posted to fans on her official website, Britney Spears and hubby Kevin Federline report that they are "ecstatic" about the Wednesday arrival of their first child together, a boy rumored to be named Preston Michael Spears Federline. "Everyone is happy, healthy and doing wonderful," the couple gushes. The reality of spit-up and waking up a dozen times during the night will set in in 5... 4... 3... 2....