Hickory Dickory Dock

In Clock Cleaners, a scene featured Donald Duck singing "Hickory Dickory Dock" while carrying his mop towards a ladder. He continued to sing it as he attempted to fix the mainspring with his hammer. (TV: Disney Time)

Lyrics
Hickory dickory dock.

The mouse ran up the clock.

The clock struck one,

The mouse ran down,

Hickory dickory dock.

(TV: Disney Time)

Behind the scenes
"Hickory Dickory Dock" is a popular English nursery rhyme, originally published in 1744.