Outtake where he demonstrates the song on piano. Much stronger version than the master take, which was shelved for two years and then used as a B-side. The outtake came out on double album Rockabilly Stars Vol. 1 (Epic).
Brendan Croker knew the outtake through Mary Costello's roots program on BBC radio. He and the other Notting Hillbillies were seeking individually for a fitting live showstopper. Mark Knopfler came up with exactly the same suggestion.