What is the birthday of the coach who designed the NFL offense "The Greatest Show on Turf" for the St. Louis Rams?
Mike Martz: Michael Martz (born May 13, 1951) is a former National Football League (NFL) head coach and offensive coordinator. The Greatest Show on Turf: "The Greatest Show on Turf" was a nickname for the record-breaking offense of the St. Louis Rams during the 1999, 2000, and 2001 National Football League seasons. The Greatest Show on Turf:  The offense was designed by attack oriented offensive coordinator Mike Martz who advocated mixing both an aerial attack and aued yardage, three NFL MVP honors, and two Super Bowl appearances for the 1999 and 2001 seasons, of which they won the former.
May 13, 1951