Eddie Jones' 93-year-old mum told him off for swearing at England's 'grindathon'

Eddie Jones has revealed he was scolded by his 93-year-old mum for his expletive-laden outburst during England's victory over Argentina at Twickenham on Saturday.

A television camera in front of the coach's box showed Jones slamming down his notebook and mouthing: "F***, how f****** stupid are we?'' in reaction to a performance he later described as a "grindathon".