Conversation so far:
What type of music was The Corrs?
The album featured six instrumental selections among its Celtic-influenced tracks.
When was the group formed?
In 1990, Corr and her siblings formed a quartet called The Corrs.
How many siblings in total?
CANNOTANSWER.

Question: What were the names of the sibilings?
Self-contained rewrite: What were the names of the sibilings in The Corrs