Long before Amy Poehler became famous for her comic roles as Hillary Clinton on “Saturday Night Live,” and as indefatigable bureaucrat Leslie Knope on “Parks and Recreation,” she was a college freshman looking for something to do outside class. During her first week on campus, she auditioned for the school’s improvisational theater group, “My Mother’s Fleabag,” and discovered a passion. “Everyone was getting to act and be funny and write and direct and edit all at the same time,” she writes in her memoir, Yes, Please. “My college life sort of exploded in happiness,” she adds.