Their curse. Well. It is their curse, in that they worked to teach their Creature to use it, but they hadn't been around when it was cast. They say nothing to it.

"Farewell," is instead said to the pair's retreat, too quiet to be heard, while they pull Sweetheart in the opposite direction.

On the other hand, Sweetheart's head snaps back, nearly goggling at the disappearing wolf silhouette and gleam of blue upside-down and almost unbalancing backwards: "Farewell! Fare-WELL! Faaaaaarewell!" she sings, and goes.