Laura Prepon Then & Now: Photos Of The ‘That 70s Show’ Alum Through The Years

Laura Prepon's career took off with 'That '70s Show.' Celebrate her birthday with a look back at her best photos.
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'That '70s Show': Laura Prepon's impressive career

We all know and loved Laura Prepon as "Donna Pinciotti" on That '70s Show, in which she starred from 1998 until 2006. But ...