They're the hard working dancers who make the magic happen on BBC's Strictly Come Dancing. Not only do they perform with their celeb partners every Saturday night, as well as taking part in individual and group dances during each show - the professionals also put in a LOT of work behind the scenes.
Along with gruelling training with their famous partners for up to 14 hours a day, the pros also choreograph each of the intricate routines.
So it's fair to say each year, Strictly is hard work for the dancers. Each year all of the dancers get a flat fee of £50,000 to appear on the prime time BBC show, according to the Daily Mail.
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