Lily couldn't even pretend to stay mad at Sirius for long.
"How can I deny so humble and genuine of an apology?" She threw her arms around him in a tight hug.
"Oh, I wasn't worried, I have faith that no one could ever replace me in your heart of hearts. And honestly, I'm glad you're getting on so well with Lilu." It gave her hope that she would as well.
"Other James - Jamie, as he prefers - seems to be more outgoing, while Other Albus strikes me as more quiet and introspective. I'm looking forward to seeing what they're like outside the lunches." She paused, lightly patting his knee. "They're a bit odd, but if you'd really like to come to the next one then you can accompany me." And woe betide if anyone said anything about it.