[citation needed] Grigsby auditioned for the second season of American Idol where he sang "Overjoyed" by Stevie Wonder in the first semifinal group and was one of two contestants from the round to automatically advance to the final 12.

[3][4] In the finals, he sang "How Sweet It Is (To Be Loved by You)" by Marvin Gaye and advanced to the top 11, where he was eliminated after singing "You Can't Win" from The Wiz.

[7] In September 2010, he then became the lead vocalist of the international band, Centric, in the Hard Rock Cafe in Pattaya, Thailand.

and performed the song on WJW Fox 8 Cleveland News.

[6] A benefit concert featuring Grigsby was held at The First Church in Oberlin on September 11, 2011.