Parallel universes | An Inanimate Insanity fanfic

This isn't original at allll but idc mwhahaha-

Test Tube has discovered about parallel universes and tries to create a device to travel through universes. After many months, it's finally complete. Test Tube invites her friends Fan, Lightbulb and Paintbrush to go test it with her. As they go through all kinds of universes, they find different versions of themselves, their friends and their worlds. They also encounter dangers.
Read this story and follow these four friendos on their bizarre adventure.

INANIMATE INSANITY BELONGS TO ANIMATIONEPIC!
COVER ART BELONGS TO ITS ARTIST!