It's one thing to marry someone who's years older than you, but to tie the knot with a man whose children were born before you? Now THAT'S a bold move!
Scroll through the gallery below for a look at Céline Dion, Coco Austin and more stars who are younger than their stepchildren!
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Coco Austin
The 37-year-old is three years younger than hubby Ice-T's oldest child, LeTesha.
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Céline Dion
The 48-year-old singer is two months younger than her stepson Patrick from late husband René Angélil's first marriage.
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Crystal Harris
Hugh Hefner's 30-year-old wife is more than three decades younger than his daughter Christie and son David.
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Penny Lancaster
The 45-year-old wife of Rod Stewart is eight years younger than his oldest child, Sarah Streeter — though she was put up for adoption by the singer and her biological mother in 1963.
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Heather Mills
Paul McCartney's ex-wife was six years younger than his adopted daughter Heather, who was born in 1962.
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Dina Eastwood
The former wife of Clint Eastwood was a year younger than his oldest child, Kimber.
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Anna Nicole Smith
When the late star married husband J. Howard Marshall II in 1994, she was 26 while his two sons J. Howard Marshall III and E. Pierce Marshall were 58 and 55 respectively.
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Tanya Callau
Alan Thicke's son Brennan is two years older than his 40-year-old stepmom.
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Sunny Ozell
Patrick Stewart's wife is currently 37, while his oldest child Daniel is 49.