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Caleb Followill

NEW YORK, NY - NOVEMBER 07: Musician Caleb Followill of Kings of Leon (L) and model Lily Aldridge attend the after party for the 2012 Victoria's Secret Fashion Show at Lavo NYC on November 7, 2012 in New York City. (Photo by Michael Stewart/FilmMagic)

Celebrity Babies of 2012

Blue Ivy, Maxwell Drew, and Tennessee James are just three of the many, many bundles of joy the stork dropped off in Hollywood this year.