Vintage Soft Drink Commercial - "Marv"elous Flavor Knock-Knock Joke

Description: A soft drink commercial built around a knock-knock joke ("Marv... Marvelous flavor") promoting the beverage's taste, highlighting its availability in new no-return (non-returnable) bottles.

Online Copy: https://www.youtube.com/watch?v=6ljowM8SPig

Metadata Source:YouTube