Alyson Renae “Aly” Michalka is an American actress and recording artist. She gained fame for playing the role of Keely Teslow in the Disney Channel series Phil of the Future and has participated in film and other television roles including the CW series Hellcats and iZombie. Michalka and her sister, actress Amanda “AJ” Michalka, are members of the musical duo Aly & AJ.