Duke, Florida, Houston and Auburn are headed to San Antonio as the Final Four will be comprised of four No. 1 seeds for just the second time in NCAA Tournament history. Whether you're sticking it out in your office pool or need clean brackets for the next round and into the Final Four,

The Auburn Tigers and Florida Gators meet in an all-SEC clash to kick off the Final Four on Saturday. Then, the Duke Blue Devils square off with the Houston Cougars in the nightcap in San Antonio. Each battle between No. 1 seeds could produce games that are talked about for decades.