Mick, he knows how to gavotte, too.
Me and him, we’re the main ones.
Listen to the background singers in this song and you’ll hear Mick singing.
He comes in at 1:43 during the chorus right after, “clouds in my coffee,
clouds in my coffee, and…” Yep. I be not making this up. 
Look at the album credits.

The BeagleSword was the limp,
wet hand of Ronald Watersdown
and the rabbit hole was straight and round.