Ann Sweeten displayed an early interest in the keyboard, and her mother gave her a Hammond organ when she was six. Three years later, she received a Baldwin piano for Christmas. She studied privately with David Sokolof, then attended Smith College, from which she graduated c*m laude with a degree in foreign languages. Next, she took vocal lessons and founded a rock band called Fall Out. After two years, she returned to academia, attending the Boston Conservatory where she studied music, acting, singing, dance, and musical theater.