[3] Richrath wrote, performed on and sang on some of REO Speedwagon's early hits, including "Golden Country" (1972), "Ridin' the Storm Out" (1973), "Find My Fortune" (1973), "Son of a Poor Man" (1973), "Wild as the Western Wind" (1974), "(Only A) Summer Love" (1976), "Flying Turkey Trot" (1976), "Only the Strong Survive" (1979) “In Your Letter” (1980) and "Take It on the Run" (1981).

[3] On November 22, 2013, REO Speedwagon and Styx announced a benefit concert titled "Rock to the Rescue" to raise money for families affected by a tornado in central Illinois.

Richrath reunited with the band for a performance of "Ridin' the Storm Out" to end their set at the sold-out concert.

[6] Richrath stayed on stage to help with the encore of "With a Little Help from My Friends" along with REO Speedwagon, Styx, Richard Marx and others.

Richrath died on September 13, 2015, with news of his death confirmed by his former REO Speedwagon bandmate Kevin Cronin.