"I say embrace it. Let's make your robes sparkle too! You'll steal the show tonight. Belle of the ball." Sirius was full of enthusiasm as he smiled at his brother, evidently not dissuaded by his lack of enthusiasm, humour and slightly murderous glare. It was just impossible to find Regulus intimidating, especially when he was sparkling.

"If you ask nicely, then..." He paused, then suddenly threw the ball at Regulus' face. Just to test his reflexes, of course. "...I suppose I could remove it."