Since his audition, Foster has climbed his way to the top five in the show, performing songs like "Callin' Baton Rouge," "Jailhouse Rock" and Disney's "Almost There." On Monday night, he'll perform at 7 p.m. on ABC for a chance in the show's top 3. Those in the top 3 will head into the Sunday finale.

It’s been a thrilling journey for Louisiana fans of American Idol, and now, they have even more reason to cheer. LSU biology student John Foster, just 18

Louisiana's John Foster is headed into Sunday night's "American Idol" grand finale after another magical "Disney Night" on Monday's "Idol" episode.

Top 5, baby! He impressed the judges with a song from "Princess and the Frog," and with a country classic by Brooks and Dunn.

In American Idol season 23's Disney Night part 2, John Foster sang The Bare Necessities from The Jungle Book and Rainbow Connection from The Muppet Movie. Jamal Roberts sang Ain't No Mountain High Enough from Remember the Titans and Beauty and the Beast from Beauty and the Beast.

John Foster has become a fan favorite since his debut on American Idol. In the most recent episode, where the singers had to work through a Mother's Day theme, John did his best, and the viewers started their voting. It turns out that the Addis native has made it to the Top 5.

WEST BATON ROUGE PARISH, La. (WAFB) - A welcome home celebration is being planned in West Baton Rouge Parish for John Foster. The American Idol contestant made it to the top three on Monday evening, May 12. Officials in West Baton Rouge Parish said a parade and concert will take place on Wednesday, May 14.

Fan-fave singers John Foster and Jamal Roberts have both advanced to the Top 7 of American Idol, joining Slater Nalley, Thunderstorm Artis, Gabby Samone, Breanna Nix, and Mattie Pruitt. This is undoubtedly one of the strongest lineups in the show's 23-season history.