On Storm Kat (Ancient Specters) we saw:
23:52 Heaven's Voice: Ancient Specters has joined the Alliance with your Clan.

On Thunder Kat (Blue Haven) we saw:
23:52 Heaven's Voice: Blue Haven has joined the Alliance with your Clan.
23:52 Heaven's Voice: Ancient Specters has joined the Alliance with your Clan.

AS sent the invite to BH. Not sure if this has happened before, but AS allied with AS is a little strange to see announced ">