Clay Mills Bio Clay Mills is a notable songwriter/record producer currently living in Nashville. With 20 years experience in the music business, he has had songs recorded by many country superstars, including Reba McEntire, Lady Antebellum, Trisha Yearwood, Darius Rucker and Diamond Rio. Clay celebrated his first No. 1 Grammy nominated single with "Beautiful Mess," recorded by Diamond Rio, and the Top 5 single recorded by Andy Griggs called "She Thinks She Needs Me." Clay also penned the Top 5 Clay Walker single, "Fall," and the Grammy nominated Trisha Yearwood single, titled "Heaven Heartache and the Power of Love." Clay recently wrote the No.1 Darius Rucker single, "Don't Think I Don't Think About It," and the current Rucker single, "History In The Making," which is currently a Top 10 single and climbing!