Conversation so far:
What did Celine Dion do in 2011?
February 2010, Dion announced that she would be returning to Caesars Palace in Las Vegas for Celine, a three-year residency for seventy shows a year, beginning 15 March 2011.

Question: Was her tour successful?
Self-contained rewrite: Was Celine Dion's 2011 tour successful?