The smiling couple, who have been dating since 2008, showed off their bundle of joy at a beach in Santa Barbara, Calif. before watching the sunset.

Sweet, right?!

This is the first child for 28-year-old Prince, a former pro-volleyball player, but the fifth child for Federline, who has two kids with actress Shar Jackson, 11-year-old daughter Kori and 7-year-old Kaleb; and two sons with Britney Spears, 5-year-old Sean and 4-year-old Jayden.

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