J.J. McCarthy turns it up to 10 when he channels his alter ego, "Nine." Vikings starting quarterback J.J. McCarthy has an alter ego that he calls "Nine." 0:41 Now Playing Paused Ad Playing Justin Jefferson on J.J. McCarthy's alter ego 0:59 Now Playing Paused Ad Playing What should the Vikings do about J.J. McCarthy? 0:49 Now Playing Paused Ad Playing Are the Vikings all in on J.J. McCarthy? 0:57 Now Playing Paused Ad Playing Yankees' Latest Pitching Rumor Will Have Fans Furious 1:29 Now Playing Paused Ad Playing What were Hoops 360’s #1 moments in women’s basketball from 2025? 2:58 Now Playing Paused Ad Playing Erik Karlsson Takes Responsibility for Turnover as Penguins Fall Before the Break 3:12 Now Playing Paused Ad Playing We need to talk about high box prices 😬 41:11 Now Playing Paused Ad Playing LA Clippers vs. Houston Rockets - Game Highlights 2:00 Now Playing Paused Ad Playing LA Clippers vs. Houston Rockets - Game Highlights 1:00 Now Playing Paused Ad Playing Kawhi Leonard with 41 points vs. Houston Rockets 0:55 Now Playing Paused Ad Playing J.J. McCarthy turns it up to 10 when he channels his alter ego, "Nine." Yahoo Sports Sun, Nov 9, 2025 Vikings starting quarterback J.J. McCarthy has an alter ego that he calls "Nine." J.J. McCarthy turns it up to 10 when he channels his alter ego, "Nine." Vikings starting quarterback J.J. McCarthy has an alter ego that he calls "Nine." 0:41 Now Playing Paused Ad Playing Justin Jefferson on J.J. McCarthy's alter ego 0:59 Now Playing Paused Ad Playing What should the Vikings do about J.J. McCarthy? 0:49 Now Playing Paused Ad Playing Are the Vikings all in on J.J. McCarthy? 0:57 Now Playing Paused Ad Playing Yankees' Latest Pitching Rumor Will Have Fans Furious 1:29 Now Playing Paused Ad Playing What were Hoops 360’s #1 moments in women’s basketball from 2025? 2:58 Now Playing Paused Ad Playing Erik Karlsson Takes Responsibility for Turnover as Penguins Fall Before the Break 3:12 Now Playing Paused Ad Playing We need to talk about high box prices 😬 41:11 Now Playing Paused Ad Playing LA Clippers vs. Houston Rockets - Game Highlights 2:00 Now Playing Paused Ad Playing LA Clippers vs. Houston Rockets - Game Highlights 1:00 Now Playing Paused Ad Playing Kawhi Leonard with 41 points vs. Houston Rockets 0:55 Now Playing Paused Ad Playing