July Birthday Babies

From Levi McConaughey to Knox & Vivienne Jolie-Pitt, see which star tots are celebrating their growing independence

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LEVI MCCONAUGHEY

Beep, beep! Matthew McConaughey's little man, who turns 3 on July 7, zips around his L.A. neighborhood with sister Vida, 18 months, in tow on March 29.