Louisiana country singer John Foster finished runner-up in the talent competition series "American Idol" Sunday night.

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

The 18-year-old from Addis, Louisiana, rose to national attention with a mix of patriotic anthems and classic country, coming ...

This has been my #1 dream ever since I started music, and now, because of your support, my dream will come true! I will NEVER be able to express my gratitude! Glory be to God! ❤️#JohnFoster ...

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

However, things took an unexpected turn, and Roberts was declared the next 'American Idol'. Surprisingly, Foster didn't let ...

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

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

Foster announced that he will sing a few songs and he encouraged fans to attend the festival during Memorial Day weekend.

One week after being named the runner-up of “American Idol” season 23, John Foster is pinching himself over the opportunities ...

Addis’ American Idol star John Foster is back in Louisiana for his first performance since the season ended at the Cajun Country Jam in Denham Springs.