Super Bowl XIII 21–17, in Super Bowl X), and both teams were attempting to be the first club to ever win a third Super Bowl. Dallas was also the defending Super Bowl XII champion, and finished the 1978 regular season with a 12–4 record, and posted playoff victories over the Atlanta Falcons and the Los Angeles Rams. Pittsburgh entered the game after posting a 14–2 regular season record and playoff wins over the Denver Broncos and the Houston Oilers. Steelers quarterback Terry Bradshaw, who was named Super Bowl MVP, completed 17 out of 30 passes for Super Bowl records of 318 passing yards
Super Bowl XL choir, performed the national anthem as part of a pre-game tribute to New Orleans, a nine-time Super Bowl host city then in the midst of efforts to rebuild in the wake of Hurricane Katrina. The national anthem was performed in American Sign Language by Angela LaGuardia, a teacher at Michigan School for the Deaf. Tom Brady, MVP of Super Bowls XXXVI and XXXVIII, became the first active player to participate in a Super Bowl coin toss, the result of which toss was tails, as selected by Seattle. The Rolling Stones performed during the halftime show, which was sponsored by the