Spyro maintains his glare at Louie, then once Sparx buzzes something else at him, lets up after a few moments with a smoky huff.

"... Tell me exactly what the curse is now that you know and maybe I'll give you the benefit of the doubt."

Sure he could ask Sparx, but all the better to see if his housemate is being truthful. Or else the dragon might consider having flame-grilled duck for dinner?