Conversation so far:
What happened in 1977?
CANNOTANSWER.
What was the line-up?
From the bands beginning to their breakup near the end of 1970, the Foundations released ten singles in the United Kingdom.
how did the singles do?
They had minor hit with "My Little Chickadee" in the United States.

Question: did they go on tour?
Self-contained rewrite: Did the Foundations go on tour?