By Chris Rosvoglou Two teams will punch their tickets to the Final Four this Saturday night. The action begins with No. 2 seed Villanova and No. 5 seed Houston in the South Region. Houston really flexed its muscles in the Sweet 16, defeating No. 1 seed Arizona by 12 points. Kyler Edwards and Jamal Shead combined for 40 points. Villanova, meanwhile, edged out Michigan by a final score of 63-55. Collin Gillespie hit a clutch 3-pointer late in the game to seal the deal for the Wildcats. This matchup between Houston and Villanova will tip off at 6:09 p.m. ET on TBS. As of now, Houston is a 2.5-poi…