Beekay is going to go nuts when I get home. It's been years since I've come in this late.
It's always exciting for dogs when the pack reforms.
Packs can get split up during a chase. He sees you and knows the Alpha is safe and is maybe going to share food with him from a successful hunt.
I'm sure in his little doggy mind, he feels it's his due. For all the times he's hunted under the furniture and shared his dust bunny kills with me.