Mississippi State and Ole Miss first met on the baseball field on Oct. 12, 1893. But their 413th meeting will easily be the most important in their long rivalry. The Bulldogs and the Rebels will play in the Southeastern Conference tournament championship game on Sunday in Hoover, Ala. (3 p.m., FSN South, 620 AM, 97.3 FM). Mississippi State, which squeaked into the tournament field as the No. 7 seed, has been the surprise of the tourney, winning all three of its games. Ole Miss, the No. 4 seed, had to beat top-seeded Florida twice on Saturday to reach Sunday's winner-take-all final. The Rebels have won all four of their games with the Bulldogs this season. But Sunday ... ???