Lewis Hamilton has revealed how hearing race engineer Pete Bonnington fire him up with their famous "hammertime" catchphrase one last time was a poignant moment as he departs Mercedes for Ferrari.
Hamilton and his long-time engineer Bonnington, or Bono for short, forged a formidable partnership at Mercedes that led to six drivers' titles and helped the Brackley-based squad win eight constructors' crowns on the trot between 2014-21.
