Catchy Tune/Unused

Rhythm Heaven Megamix
Catchy Tune consists of the following versions in Rhythm Heaven Megamix:

Unused Content
According to the debug menu of Rhythm Heaven Megamix, an arrange version of Catchy Tune was planned, but cut for unknown reasons. This is further supported by the existence of strings for the arrange verison's Rhythm Item in Rhythm Tengoku: The Best+'s data, though they are blank.

There are unused sprites of sandy and grassy background elements, a puppy and kitten with apples and peaches, a monkey and cat, and a coconut. The internal names for the comments also suggest the pineapples were originally peaches. All of these sprites are blanked out in the Wario...Where? 2: The Sequel version, however.