Irish TV star Vogue Williams and dance partner Gorka Marquez, jived to Rockin’ Robin by Bobby Day. They were scored 33 for their routine.
And former EastEnders star Tamzin Outhwaite and Nikita Kuzmin danced a Viennese waltz to a rendition of Hallelujah by KD Lang.
Du Beke told them it was like his “favourite sherry trifle at Christmas”.
Billy Monger and Nadiya Bychkova danced the American smooth to Merry Christmas by Ed Sheeran and Sir Elton John.
Gladiators star and Olympian Harry Aikines-Aryeetey and his dance partner Nancy Xu danced street commercial to the Glee cast version of Christmas Wrapping.
The winners were announced after combining the studio audience votes with the judges’ scores.
Last year’s special was won by EastEnders actor Jamie Borthwick, who competed in this year’s series of the BBC One dance competition.
Tayce, 30, has secured her place in Strictly as the competition’s first drag artist contestant and winner.
This year’s show made headlines with another first, when blind contestant comedian Chris McCausland won the trophy.