NIGHTMARE / What's Happening (Single)

Please note the UK version had early versions of the B-Side 'What's Happening' Credited as 'Music Man' it is the same song

This is the Original UK 45 on Track Cat No 604026 nightmare_track.jpg (41664 bytes)
Japanese Issue
Possibly French ?
German Pressing
This is a very rare American Promo Pressing with 'I put a Spell on you' as the B-Side nightmare_uspromo.jpg (70424 bytes)