"Idol" alum John Foster performed at the Cajun Country Jam in Louisiana, his home state, for a passionate crowd.

American Idol season 23 runner-up John Foster shared his gratitude and reflections on performing during the finale alongside ...

Brusly High School staff hold a sign made by Dean Hotard to welcome American Idol finalist John Foster back to Brusly High ...

In April, “American Idol” hopeful John Foster advanced from the Top 20 to the Top 14 with a performance of his tearjerking ...

After rocketing to "American Idol's" top 3, Louisiana teen John Foster finished second in the ABC singing competition series ...

Jamal Roberts and John Foster were the final two on Season 23 of American Idol, with the winner announced during the live ...

John Foster ended Season 23 of American Idol as runner-up behind Jamal Roberts, and he’s not looking to let the momentum slow ...

American Idol runner-up John Foster performed 'Tell That Angel I Love Her,' an emotional tribute to his late friends, during ...

American Idolseason 23 first runner-up John Foster and second runner-up Breanna Nix took Carrie Underwood and Luke Bryan's ...

During the Season 23 finale episode of 'American Idol,' Top 3 contestant John Foster concluded his time on the show with a ...

While placing second on 'American Idol', John Foster took a moment to look back at his journey through season 23.