What happens when Bowser & Bowser Jr. collects the Giga Bell in Bowser's Fury?

What happens when Bowser & Bowser Jr. collects the Giga Bell in Bowser's Fury?
In this video I'm finding out what happens when Bowser & Bowser Jr. collects the Giga Bell in Bowser's Fury.
Credits:
Super Bowser Odyssey by: / @insidious_nx (ported to Bowser's Fury by me)
Evil Mario Final Boss by ‪@Jannintendo‬
Bowser Jr. in Super Mario 3D World by: / @justehcupcake
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