Most of us think that four years of high school is more than enough, but in 2012 Bianca Lawson celebrated an incredible 20 years of portraying high school students on TV! (She then moved on to a role on MTV's Teen Wolf ... as a guidance counselor.)
Maya on Pretty Little Liars marked the end of Lawson's span, which began with her depiction of Megan Jones on the first season of what Saturday-morning live-action sitcom? Hint: At seven seasons and 143 episodes, this show surprisingly outlasted the more famous series it was a spin-off of.
Saved by the Bell: The New Class