The radio presenter lost out to Viscountess Emma Weymouth in Sunday's dance-off.
The professional dancer took to social media after reports partner Dev Griffin had dropped her on her head during rehearsals.
The couple are currently taking part in the 'Strictly' live tour.
They have come out in support of their fellow pro dancer.
He's accused reporters of "taking advantage of an elderly person for their own gain".
Joe previously alluded to the romance in an Instagram post.