Name: A.J. Michalka | Birth Name: Amanda Joy Michalka | Height: 5'6" | Sex: F | Nationality: American | Birth Date: April 10, 1991 | Birth Place: Torrance, California, USA | Profession: actress, musician | Father: Mark Michalka | Mother: Carrie Begley | Sister: Alyson Renae Michalka (aka. Aly Michalka, actress, musician; born on March 25, 1989) | Claim to fame: best known as one-half of the duo Aly & AJ with her sister, Alyson 'Aly' Michalka