By Jennifer Davis
Mar 22, 2013 @ 3:45 pm
Getty Images

Tina Fey’s romantic comedy Admission opens in theaters today, providing the perfect opportunity to indulge in your Tina Fey girl crush for the first time since Liz Lemon went off the air. In the film, Fey takes on the role of a Princeton admissions counselor who’s life takes a sudden turn when she meets John Pressman (Paul Rudd) a high school principal who claims that one of his students may be the son she gave for adoption. To celebrate the movie's school theme, click through the gallery to see Tina as a high schooler in Upper Darby, Pennsylvania, then continue through to see her blossom into an Emmy-winning leading lady.

MORE: • Tina Fey Premieres Admission• Amy Poehler and Tina Fey’s Globes Looks• Tina's Best Looks Ever!