If you're celebrating your birthday in December, click on to see which celebrities share your big day.
December 18: Christina Aguilera (1980)Others: Ashley Benson (1989), Katie Holmes (1978), Trish Stratus (1975), Earl "DMX" Simmons (1970), Rachel Griffiths (1968), "Stone Cold" Steve Austin (1964), Brad Pitt (1963), Ray Liotta (1954), Leonard Maltin (1950), Steven Spielberg (1946) and Keith Richards (1943)
Seoul National University/Handout/Reuters
Lucy Richardson/ Reuters
iStock / gbh007
National Portrait Gallery, London
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