The games files contain graphics for a jellyfish, an apple, a bubble and a gingerbread man, none of which appear in the actual game.
The ketchup jelly bean can be fed to Blobert by quickly switching the honey jelly bean to the ketchup one while throwing it. Performing this trick makes Blobert change into a useless brick wall.
When the game was localized to Japan, the sprite for the main character was changed to make him more cartoonish.
The game can be beaten in under two minutes due to a glitch involving the rocket power up and going out of bounds with it, as well as several other glitches. Eventually, the player can simply trigger the game's ending cutscene.
Blobert's design was influenced by Gloop and Gleep from The Herculoids.
Imagineering developed the entire game in a mere 6 weeks.