[Gamzee rolls his eyes to look up at the other troll, grinning, and nuzzles at the bulge before chasing it down with his tongue again.]

Damn, look how friendly this little bro be! All wanting to get up with me. I guess I should be doing this twisty motherfucker a favor and let him, huh?

[And he fastens his lips around the tip and sucks playfully.]