After attending an all-girls school from 3rd through 12th grade, Julia Louis-Dreyfus wasn't too excited for her interview at Wellesley, she told David Letterman Monday night. "I brought my lab notebook because I was a good student in biology and I thought maybe that would impress," she said. "So he's looking through it and he's not saying anything... He got to the page that I drew a dissected frog with the frog's reproductive organs, and he just looks at it and he goes, 'Testes.' I didn't know ...