Hollywood's Cutest Santa Babies

From Mason Disick and Haven Warren to the McDermott kids, see which celeb tots are spreading holiday cheer with their families

SWEATER WEATHER

We wonder what she wished for? Actress Ali Larter proves you're never too old to take a seat on Santa's lap while posing with 3-year-old son Theodore during the Art of Elysium's Little Pieces of Heaven event in L.A. on Dec. 15.