The only reason I’m posing it this way is that not too long ago he had texted me to see if I was planning something and made it clear that he wants to contribute and participate. Otherwise I would definitely just invite him as a guest.
Because SIP is still in effect for the most part here, it’s very likely to be just 3 of us which does not sound fun. But D4 will be extremely happy and that all that matters for the day. I’ll be sure to have plenty of celebratory drinks on hand for myself