The December 9, 1999 Edition of WCW Thunder is a Professional wrestling television show of World Championship Wrestling's, which took place on December 7, 1999 at the Dane County Coliseum in Madison, Wisconsin.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Singles Match: Dean Malenko (w / Asya, Perry Saturn and Shane Douglas) defeated Booker T (w / Stevie Ray) (1:57)
- WCW World Tag Team Championship Match: Bret Hart & Goldberg defeated Creative Control (Gerald and Patrick) (c) (3:00)
- Six Man Tag Team Match: Jeff Jarrett, Kevin Nash & Scott Hall defeated Chris Benoit, Dustin Rhodes & Sid Vicious (4:12)