He has written songs for Uncle Kracker, Kenny Chesney, Keith Urban, Blake Shelton, Dierks Bentley, and Darius Rucker.
Harding is the biological son of actor and comedian Jay Thomas, who put him up for adoption at an early age (the two later met and reconciled).
[2] Harding's adoptive father worked at a rock music radio station in Detroit.
[4] Harding moved to Nashville at the suggestion of a song publisher while working as an assistant for the band Linkin Park.
He has also written number one songs for other country music artists including Darius Rucker, Keith Urban, Dierks Bentley, Blake Shelton, and Kenny Chesney.