Saturday Night Live Melissa McCarthy takes a fourth turn as host of the sketch show, and Kanye West is the musical guest. 11:29 p.m. NBC
Republican Debate The remaining candidates share the stage in Greenville, S.C.; John Dickerson moderates. 6 p.m. CBS
Sports Illustrated Swimsuit 2016 Revealed Find out which scantily clad super model will grace the magazine's cover in this special that also features a salute to Elle Macpherson and performances by Ne-Yo, Dimitri Vegas and Like Mike. 7:30 p.m. TNT
Mark & Russell's...