John Foster ended Season 23 of American Idol as runner-up behind Jamal Roberts, and he’s not looking to let the momentum slow down anytime soon. Following the Sunday, May 18, finale, the teenager already has plans for what’s next.

American Idol runner-up John Foster performed 'Tell That Angel I Love Her,' an emotional tribute to his late friends, during the season 23 finale

Warning: This article contains spoilers from the American Idol season 23 finale! John Foster may not have won American Idol season 23, but he's now revealing if he knew the results ahead of time. John easily sailed into the finale after becoming one of the frontrunners early on in the competition.

Jamal Roberts and John Foster were the final two on Season 23 of American Idol, with the winner announced during the live Sunday, May 18, finale. Ryan Seacrest was standing next to the final two contestant on stage as he announced the results of the nationwide vote.

In April, “American Idol” hopeful John Foster advanced from the Top 20 to the Top 14 with a performance of his tearjerking original song “Tell That Angel I Love Her.” The 18-year-old Louisiana singer penned the tune about his late friend, Maggie Dunn, who died during his junior year of high school.

American Idol season 23 finale aired on May 18, 2025, and crowned a winner in Jamal Roberts. However, John Foster, who was the second in line, has gained immense popularity through his Idol journey, with almost half of America rooting for his win.