In the 1950s, even more diversity was added to the lineup when Lavada Durst introduced Austin to R&B and "Jive Talk" on KVET's nighttime Dr. Hepcat Show. Noche de Fiesta and Dr. Hepcat were phased out in the 1960s, but the Gospel Train was on the air on KVET for many years after.
Unusual for its day, KVET also included programming for Austin's minority communities. Spanish-language news and music was heard on .