"You'll wonder where the yellow went when you brush your teeth with" this
This jingle was written to help advertise the brand's claims that it's toothpaste... [DOC] [TLE] Memorable toothpaste jingle of the 60s: "You'll wonder where the ... [PAR] PEPSODENT, "You'll wonder where the yellow went when you brush your teeth 
with ..." EACHDAY, Unforgettable soap advertisement of the 60s: "You'll be a... [DOC] [TLE] You'll wonder where the yellow went when you brush your teeth with [PAR] Answers for %22You%27ll-wonder-where-the-yellow-went-when-you-brush-your
-teeth-with-...%22 crossword clue.