The September 16, 2004 Edition of Smackdown is a Professional wrestling television show of World Wrestling Entertainment, which took place on September 14, 2004 at the Spokane Arena in Spokane, Washington.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Rey Mysterio & Rob Van Dam defeated The Dudley Boyz (Bubba Ray Dudley & D-Von Dudley) (w / Spike Dudley) (4:29)
- Kenzo Suzuki & Rene Dupree (c) defeated The FBI (Johnny Stamboli & Nunzio) to retain the WWE Tag Team Championship (3:30)
- Charlie Haas defeated Spike Dudley by DQ (w / The Dudley Boyz (Bubba Ray Dudley & D-Von Dudley) (3:04)