One of the featured bouts on the undercard saw the WWE United States Champion Eddie Guerrero defending the championship against Big Show. The events leading up to this match began on the October 9 episode of SmackDown!, when it was announced that Guerrero would face Big Show at No Mercy for the title. Later in the night, Chavo Guerrero brought Big Show out to the ring, followed by Eddie bringing a sewage truck into the arena and spraying Big Show with raw sewage.[1][2] On the October 16 episode of SmackDown!, Guerrero defeated Rhyno in a non-title match.