Why shouldn't a man dance a Rumba with a man?
Why shouldn't a woman tango with another woman?
Many ballroom dancers still subscribe to the idea that the man leads and the woman follows - but attitudes are changing.
Meet some of the pioneers of same-sex ballroom dancing in the UK.
Video journalist: Cebo Luthuli
Producers: Vibeke Venema & Elaine Chong
Photo credit: Luca Michetti