While investigations into alien encounters, alleged government secrets and UFO sightings have yet to prove anything definitive, these unexplained mysteries do make for thought-provoking entertainment.

8 January PF The Upper-Cut, Forest Gate, London, England 13 January PF UFO, The Blarney Club, Tottenham Court Road, London, England (The Pink Floyd - London 66-67, video) 14 January PF Coming-up Hop, ...