The routine earned them the first full marks of the final.
He shared a video of the moment who got — which almost saw him pull out the series before it had already gone — to his Instagram following.
The panel - Shirley Ballas, Motsi Mabuse, Craig Revel Horwood and Anton Du Beke - reportedly make between £150,000 and £250,000 each series.
Before I even got the gig, he flew us out to his house.
She and the Made In Chelsea star appeared in the first episode of the series as it was pre-recorded.
The 26-year-old, who is the 12th celebrity to be confirmed for the new series, also broke new ground last year when she became the first deaf actor to play a deaf character on the soap, as Frankie Lewis.