On a quiet evening with the American Idol buzz still lingering, John Foster surprised fans by posting a short video on social media, accompanied by a caption that instantly sparked excitement:
“This is the song that I sang during the Idol Arena round (what an amazing song 🤯)! It unfortunately didn’t air, but it got me to the Showstoppers round (which I’m so excited for America to see)! Stay tuned!”

This is the song that I sang during the Idol Arena round (what an amazing song 🤯)! It unfortunately didn't air, but it got me to the Showstoppers round (which l'm so
In the video, John sits on a simple wooden stool, cradling his familiar acoustic guitar – the trusted companion that has followed him throughout the competition. He strums the opening chords and begins to sing, his voice raw, emotional, and unmistakably sincere. Though the clip lasts just over a minute, it’s more than enough to show why this unseen performance earned him a spot in the high-stakes Showstoppers round.

American Idol's John Foster Drops First Music Video for 'Amazing Grace' After Runner-Up Finish
Fans flooded the comments section:
“How did they NOT air this?!”
“This voice deserves the whole stage!”
Even a few past contestants chimed in with congratulations, a sign that John’s presence is steadily gaining momentum in the Idol community.

Có thể là hình ảnh về 5 người và đám đông
Though the performance never aired on national TV, Foster chose the most heartfelt way to share it: directly with his loyal audience. And with his Showstoppers appearance on the horizon, it’s becoming clear that America isn’t just watching a contestant—they’re witnessing the rise of a star, one honest lyric and guitar string at a time.