Stop it. A pang echoed through Harry at Regulus' explanation, but he refused to deal with it, instead allowing the brotherly antics of Serenus and Gaius to soothe him. He laughed and added, "It's true! Serenus can turn lead into gold, mend broken hearts and turn unicorn farts into moonbeams. He's got it all!"
He gave Regulus a sideways look, catching his closed-mouth smile. If his friend could be helped by staying here, Harry would be happy for him.