Electric Light Orchestra‘s fourth album, Eldorado, is released, featuring the single “Can’t Get It Out Of My Head”. This is the first ELO album with a full orchestra (as opposed to previous albums’ practice of overdubbing three string players endlessly), and the first to be released in the US before its UK release date. 
Charisma Records releases Genesis‘ epic-length double album The Lamb Lies Down On Broadway, a mythological concept album which proves to be Peter Gabriel’s last studio album with the band. The album will go on to be widely regarded as one of the creative peaks for the group.
The ninth episode of the British comedy series Robert’s Robots airs on ITV licensee Thames Television, starring John Clive (A Clockwork Orange, Yellow Submarine) as eccentric inventor Robert Sommerby and Nigel Pegram as one of his robot creations.