The Boomer from Dr Pepper ad looks like it came from a magazine placement in 1966
https://keithparnell.com/wp-content/uploads/2022/09/KP-OG-2022-17.jpg6751200Keith Parnellhttps://keithparnell.com/wp-content/uploads/2021/05/KP-logo-2018-450x150-000000.pngKeith Parnell2022-12-31 09:00:382023-10-24 14:32:59The Boomer from Dr Pepper