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

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.

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

Louisiana's "American Idol" finalist will be performing at this weekend at the three-day music celebration in Denham Springs.

Foster, 18, of Addis, just finished second in "American Idol's" 23rd season. As a finalist on the ABC singing competition ...

American Idol' season 23 contestant John Foster just shared his latest musical update post-show, and it's touching the hearts ...

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Louisiana singer and "American Idol" runner-up John Foster is Grand Ole Opry-bound. Foster, 18, of Addis, made the ...