After Billy Billions' efforts to carve his face onto Mount Rushmore with a laser are thwarted by Ben, the billionaire brat turns his focus on removing Ben from the Omnitrix, but once he accidentally rips open a rift in space-time, the two must carefully navigate another timeline if they are to return to the present.
Did You Know?
I've been waiting for this moment for a while now, Billy.
[transforms into Four Arms
It's the last time you mess with me while I'm working, Tennyson!
Let's do this!