The Hello Song is a song heard in "The Greater Hater". It's sung by Wander as he tries to greet Lord Dominator.
Wander: Hello, it's nice to meet cha!
We brought somethin' to feed ya!
Some berries and bananas,
All stacked in order and...
(Dominator snatches Wander and traps him in lava.)
Wander: (weakly) And I hope...we...can...be...friends...
This Guy's the Real Deal
Gettin' Ready for the Big Day