Alyson Michalka - The OP Celebrates Winter Wonderland Party in LA November 16, 2011

Alyson Renae Michalka (born March 25, 1989), often credited as Aly, is an American actress, singer-songwriter, musician and dancer. She is perhaps best known for her roles as Keely Teslow in the Disney Channel original series Phil of the Future, Charlotte Barnes in the feature film Bandslam, Taylor Callum in the Disney Channel Original Movie Cow Belles. She is also known as one-half of the musical duo 78violet (formerly Aly & AJ) with her sister Amanda Michalka. She stars as Marti Perkins in the CW television series Hellcats.