Coming off his perfect game and a World Championship in 1999, the Yankees signed him to a one-year, $12,000,000 contract before the 2000 season. But a disastrous 2000 season -- a 4-14 record and 6.91 ERA -- sent Cone packing. He pitched for the rival Red Sox in 2001, going a somewhat redemptive 9-7 with a 4.31 ERA.