Why? Do you have any idea just how long it's been since you looked happy? If that human makes you smile again then-

[he pauses when Elphie explains what 'gay' is. In a moment his face is blushing so hard from embarrassment he looks as though he could pass his face off as a giant plum. Even the tips of his ears seem to light up.]

G-gay? H-he doesn't like...? DAMMIT ALL CAN'T HUMAN'S JUST KEEP AT LEAST ONE DAMN THING SIMPLE LIKE IT'S SUPPOSED TO BE?! Tch...

[Piccolo VERY QUICKLY and very huffily turns away with his arms crossed, in an attempt to hide his humiliation]