•Super Bowl XLll: Joe Buck and Troy Aikman will call the most-hyped sports event of the year at 5 p.m. Sunday on KOKH-25. •Men's basketball: OU and OSU face tough road tests Saturday, with the Cowboys facing Texas Tech at 1 p.m. on ESPN (Dave Barnett and Stephen Bardo) and the Sooners meeting No. 23 Texas A&M at 3 p.m. Saturday on KOCB-34 (Brad Sham and Reid Gettys). Other Big 12 telecasts Saturday include No. 25 Baylor at No. 10 Texas, 12:30 p.m., KOCB-34, and No. 2 Kansas at Colorado, 2:30 p.m., KOCO-5. On ESPN's "Big Monday,” Kansas hosts Missouri at 8 p.m. •Women's basketball: FSN Southwest has picked up No. 21 Oklahoma State at Colorado at 7 p.m. Saturday (Tim Ring and Ceal Barry) from FSN Rocky Mountain. No. 11 OU plays at No. 25 Texas at 1 p.m. Sunday on ESPNU (Beth Mowins and Nancy Lieberman). •NBA: TNT has an excellent doubleheader tonight with Dallas at Boston at 7 and San Antonio at Phoenix at 9:30.