Oakland Raiders receiver Fred Biletnikoff, left, and quarterback Ken Stabler gesture after they …

Oakland Raiders receiver Fred Biletnikoff, left, and quarterback Ken Stabler gesture after they ...

Oakland Raiders receiver Fred Biletnikoff, left, and quarterback Ken Stabler gesture after they defeated the Minnesota Vikings in NFL football’s Super Bowl XI in Pasadena, Calif., Jan. 9, 1977. Biletnikoff caught four passes for 79 yards to earn MVP honors. (AP Photo/File)