Silhouettes on the cover of 70s Pop Genius Quiz Book
The three artists in the centre of the silhouette are (from left):
Tina Turner
Pete Townshend
John Travolta
Award yourself 5 points for each correct answer.
The two at each end are generic (no not Suzie Quatro and Diana Ross).
Second from left is Freddie Mercury
Second from right is Gene Simmonds from Kiss