July 9

Don't know if I've written about a That Girl yet, but here's one: Pamela Segall/Adlon. The slash is there because she actually has three or four name permutations she's been credited with.
She started her acting career in the 80's, most notably on the Facts of Life for a season and a half. She played Kelly the shoplifter, and the girl who could out-Jo Jo:

While she continued appearing on TV shows (Wiseguy, Redd Foxx) and movies (Say Anything, Ford Fairlane), Segall was really hitting her stride in voice work. She could hit that tough-cute vocal tone that says 'scrappy kid hero', so she found work on several cartoons, including Recess, Rugrats, Teacher's Pet, and King of the Hill, for which she won an Emmy.

Married in the 2K's, she now gets credited as Pamela Adlon. As of this writing, she can be seen on the TV series 'Californication' and she can be heard in those direct-to-video Tinkerbell movies. But here's a funny scene from the overlooked series Lucky Louie: