Seems like he wrote it. Not sure if he changed the name for one performance or another, but this video titles it "Tania Just Wants To Go Home"

https://www.youtube.com/watch?v=q6b3WrHB49g

I can take a stab at transcribing if no one else knows it / gets to it. Video isn't the best recording quality, though, so it may present a bit of a challenge.