Katharine McPhee was spotted in NYC on Jan. 6 looking like the spitting image of Marilyn Monroe. What would drive this former Idol to do such an obvious imitation? “She might be trying to be this sexy icon, and have a more rebellious image to get attention, so she could be pulling out all the stops to get there,” says psychiatrist Dr. Carol Leiberman. Whatever her motivation, she does look shockingly similar. – Marta Topran
Who said moms can’t be sexy on Halloween? Celeb mamas like Kim Kardashian and Beyonce are the Hallow-queens, always bringing their A-Game when it comes to hot outfits. See the best costumes in our gallery!