Celine Dion, diagnosed with stiff-person syndrome, visited the Edmonton Oilers in Las Vegas and entertained NHL players with her humor.

Celine Dion made a rare public appearance, visiting the Edmonton Oilers in Las Vegas and cracking up NHL players with her humor. The singer, who has been diagnosed with stiff-person syndrome, was seen imitating a hockey player and joking about her three boys. Dion's public outing came a month after meeting with the Oilers in Las Vegas and attending the Grammy Awards, where she announced the winner of Album of the Year.