Cas Walker Fuel Pump Released: 03/25/05 Dolly Parton was only 10 years old when she became a regular performer on nearby Knoxville television's "Cas Walker Show." Dolly pays tribute to Cas Walker in Dollywood's Jukebox Junction with Cas Walker's gift shop. Edition Size: 500 UPC Code: N/A Category: Employee Retail Price $0.00