Showtime (stylized as "SHOWTIME" and sometimes abbreviated as "SHO"), is an American premium cable and satellite television network that serves as the flagship service of the Showtime Networks subsidiary of CBS Corporation, which also owns sister services The Movie Channel and Flix. Showtime's programming primarily includes theatrically released motion pictures and original television series, along with boxing and mixed martial arts matches, occasional stand-up comedy specials and made-for-TV movies.