Hollywood's Youngest Moms
Hilary, Britney and Reese all became moms in their early 20s.
Find out which other celebrities welcomed babies when they were practically children themselves. —XFINITY Entertainment Staff (Photo by Jordan Strauss/Richard Shotwell/Paul A. Hebert/Invision/AP)
The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.