That was mistake number one. For Fish, he becomes. AFP - Mardy Fish pulled off a whale of an upset on , world number one Roger Federer 6-3, 6-2 to reach the final of the ATP Masters Series Pacific Life Open. INDIAN WELLS. Mardy Fish pulled off a whale of an upset on , world number one Roger Federer 6-3, 6-2 to reach the final of the ATP Masters Series Pacific Life Open. Mardy Fish has the biggest upset of the Pacific Life Open by world number one and top seed Roger Federer 6-3, 6-2 in the semi-finals.