Here you go! Permutations across the years.
We missed out on seeing six contestants again: Pamela, Jason, Sophie, Dani, Mark and Katie.
Series 1 - 6
couple's favourite ballroom
couple's favourite Latin
showdance (not scored in series 2-6)
Series 4 and 5 also had finalists doing different numbers to the same song
Series 7
couple's highest scoring ballroom
couple's highest scoring Latin
showdance (scored for the first time)
Lindyhop group dance
Series 8
couple's highest scoring routine
showdance
elimination
new dance
couple's favourite number
we missed out on seeing Pamela's Argentine Tango still not over it and her favourite
Series 9
judges' choice
showdance
elimination
new dance
couple's choice
we missed out on seeing Jason perform a new routine and his favourite
Series 10-13
judges' choice
showdance
elimination
couple's choice
we missed out on seeing Soph's charleston still not over it
we missed out whatever Dani's favourite of hers/Mark's favourite of his was
we missed out on Katie's VW
Series 14- 21
judges' choice
showdance
couple's choice
Series 19 had showdance performed last