It's been 10 years since Hilary Duff rose to fame as the star of Disney's Lizzie McGuire. Earlier this week the former teen pop sensation, now 23, announced that she and her husband are expecting a baby. From Britney Spears to Reese Witherspoon, see other celebs who became pregnant before age 25.
Read the list on The Daily Beast: Hollywood's Youngest Moms?
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