[He frowns. That is a... terrible question. He was cursed to feel the little flower demon's emotions and also there was something at this very party that had been plaguing him with a mix of feelings so technically he had felt joy that very night.

But it wasn't his own.

The question was shortsighted.]

This evening.

[He answered with no small amount of distaste.]

Just as you have been cursed with blindness, this venerable one has had several emotions forced upon him. 'Joy' has been the most excessively used.