PHOTOS: Classic photos of Willie Mays playing in Houston's Astrodome Willie Mays with his birthday cake on his 37th birthday given to him by Judge Roy Hofheinz just before the game with the Houston Astros at the Astrodome. The 569-pound cake, one pound for each of Mays' home runs.  May 6, 1968. Browse through the photos above for a look at Willie Mays playing in the Astrodome through the years ...