Conversation so far:
who is the actor that plays eric forman
Topher Grace is known for playing Eric Forman in the Fox sitcom That '70s Show
how old is topher grace
Topher Grace is 41 years old.
how old was eric forman on that '70s show
That '70s Show opens with Eric Forman, a scrawny, socially awkward 16-year-old.
did topher grace act in any other shows besides that '70s show
Topher Grace was also on the Television shows, What's New, Scooby-Doo?, King of the Hill, Saturday Night Live, and more.

Question: who played eric's girlfriend
Self-contained rewrite: who played eric forman's girlfriend on that '70s show