Conversation so far:
What was the Toby Keith Dixie Chicks feud regarding?
Toby Keith had a feud with the Dixie Chicks over the song Courtesy of the Red, White, & Blue.
Was the Toby Keith Dixie Chicks feud about anything else besides the song Courtesy of the Red, White, & Blue?
Toby Keith had a feud with the Dixie Chicks over the latter's comments about President George W. Bush.

Question: What did the group say about Toby ?
Self-contained rewrite: What did the Dixie Chicks say about Toby Keith?