Singer battling stiff-person syndrome opens a 16-show Paris run before some 30,000 fans, telling the crowd: ‘I promised I’d come back. So here I am, singing for you and for me’

Celine Dion kicks off her Paris residency on Sept. 12.

Fans of Celine Dion are gearing up for an onstage comeback many feared might never happen following the Canadian superstar’s years-long battle with a rare neurological disorder.