As you are probably well aware of by now, actor Will Smith recently made headlines after slapping Chris Rock at the Oscars due to the comedian making a “G.I. Jane 2” joke about his wife, Jada Pinkett Smith, who suffers from alopecia. With this in mind, Tool frontman Maynard James Keenan has decided to share a Brazilian jiu-jitsu technique that “could have saved Chris Rock‘s life the other night.” You can check that out below: