Regulus' eyes lit up, because Remus wouldn't understand, not after trying to rid himself of school labels. "They aren't his Slytherins. They have been our Slytherins since we were children, and now they are mine."
He snorted. "Right, or we can use house elves for the carrying, but not my potions."
The signal that the intermission was ending rang through the opera house. "I better be going. I shall see you tomorrow, then. I'll be there at four, but you can come over whenever you're free. Enjoy the rest of the concert." Regulus bowed slightly before leaving, mind on the Wolfsbane and all the other potions that he would have to study.