Aly Michalka and husband Stephen Ringer welcomed their first baby, son Jack Francis, on April 21, PEOPLE can exclusively reveal ...

Michalka played Phil's human pal Keely, and their characters even became a couple. And though Michalka never dated Ullman, she did admit to finding her costar cute while testing for the series.

Pop sister duo Aly & AJ Michalka talk exclusively with PEOPLE on their partnership with Bobbi Brown Cosmetics, embracing natural beauty and their essential tour makeup products ...

Aly & AJ musician Aly Michalka welcomed her first child, a baby boy named Jack Francis, with husband Stephen Ringer three months after announcing her pregnancy.

Aly Michalka denies rumor she dated Disney Channel costar Raviv Ullman: 'It was always a friendship' Though she did admit to finding her "Phil of the Future" costar cute during those days.