Oilers fans are marking the 25th anniversary of what many consider a dark day in the history of the franchise: the day Wayne Gretzky was traded to the Los Angeles Kings.

"I promised Mess I wouldn't do this," Gretzky said as he wiped tears from his eyes and tried to regain his composure during the news conference on Aug. 9, 1988.

Here’s an excerpt from that news conference with Gretzky and Oilers coach Glen Sather.