You know what would be crazy? Just Andrew and a piano. Forget the rest of the band and just write songs you really enjoy - odds are we all will too.
Or fuck it, play a ukulele and do what you want. I'm buying it on vinyl either way. Dude is a genius.
That would be so awesome. Dude is pretty well flawless. Honestly don't think many people are going to care what name he performs under - his name attached to any project automatically makes it worth your time.