1) Dutch progressive rock group
Found on
https://www.crosswordclues.com/clue/supersister
Supersister was a Dutch band from The Hague, Netherlands, playing progressive rock ranging from jazz to pop. The most predominant band members were Robert Jan Stips (keyboards, vocals), Sacha van Geest (flute), Marco Vrolijk (drums) and Ron van Eck (bass). The band started as Sweet OK Sister in 1968 as a school band with singer and songwriter Rob ...
Found on
http://en.wikipedia.org/wiki/Supersister
No exact match found.
