NewsNight's Kirsty Wark has made allegations against Gregg Wallace, who has stepped away from MasterChef after the BBC received a series of complaints

Kirsty Wark has accused Gregg Wallace of making "sexualised" jokes while filming for 'Celebrity MasterChef'. The 69-year-old journalist starred on the BBC show back in 2011, and she's accused Gregg of telling stories and making jokes of a "sexualised nature" in front of the contestants and crew Kirsty - who is best known for hosting 'Newsnight' - told the BBC: "There were two occasions in particular where he used sexualised language in front of a number of people and it wasn’t as if anyone engaged with this.