Davy Crockett
He’s the most tip top – Top Cat!

The cats referred in the puzzle are:
Milo, Bill the Cat, Mrs. Norris, Attila, Morris, Minnaloushe, Snowball, Lucky, Socks, Stimpy, Toonces, Duchess, Bustopher Jones, Spot, Tom, Towser, Crookshanks, Figaro, Garfield, Graymalkin, Sylvester, Jonesy, Azrael, Mehitabel, Mr. Bigglesworth

Placing the letters in their correct locations within the grid, reveals the question: When Top Cat and the gang go to Hawaii, whose picture is on the phoney money?

The Hanna-Barbera animated TV program Top Cat, aired for one season from 1961-1962 (which can be readily found on YouTube).  In Top Cat Episode 1, “Hawaii-Here We Come”, the gang finds a suitcase filled with money, which, as it turns out, is counterfeit.  The man depicted on the money is Davy Crockett.