Polly Wolly __ All the Day, Foghorn Leghorn's Tune

This page is the CodyCross answer for the clue below from Underground Worlds, Group 2169, Puzzle 2 (Topaz and Opal).

Question is: Polly Wolly __ All the Day, Foghorn Leghorn's Tune

and the answer is: DOODLE

Word Meaning:

DOODLE — (obsolete) A fool, a simpleton, a mindless person.

Definitions from Wiktionary.