If it's the one that starts:

When midnight calls good people homeward tread,
Seek now your blankets and your feather bed.
Home is the rover, his journey over.
Yield up the night-time to old John o'Dreams,
Yield up the night-time to old John o'Dreams.

... them I'm not going to help very much! I used to have the words on a John Crane broadsheet, but I never quite learned the words. It's by Bill Caddick (music by Tchaikowski! - Symphonie Pathetique).

Steve