He Was Almost a Doctor—Now He’s an Idol? What His Grandparents Just Revealed Will Leave You Reeling… You think you know John Foster from American Idol—but you’ve only seen the edited version. What his grandparents just shared flips everything on its head. From secret struggles and shocking sacrifices to the moment that almost made him quit—none of it ever aired on TV. Small-town hero, future superstar, or just another what-could-have-been? This changes everything you thought you knew about the Idol Runner Up Americal Idol 2025.