The singer swings into action with his 4-year-old son in Malibu. Plus: Ashton Kutcher, Jennifer & Seraphina, Miley Cyrus and more
Credit: Jason DeCrow/Invision/AP
Published: Friday Jul 06, 2012 | 05:00 PM EDT
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Demi Lovato giddily greets fans while performing on Good Morning America in New York's Central Park on Friday.
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