She said he had flatly denied a romantic relationship with Jones, his professional dance partner, until they were photographed kissing outside a London pub. The girlfriend of Seann Walsh, the Strictly Come Dancing contestant, has left him and accused him of branding her a “psycho” when she voiced suspicions about his relationship with Katya Jones. Want the best of The Telegraph direct to your email and WhatsApp? Sign up to our free twice-daily  Front Page newsletter and new  audio briefings. In a damning statement which is likely to force his exit from the BBC One show, Rebecca Humphries alleged that Walsh was a controlling character who had subjected her to “inappropriate, hurtful behaviour”. She said: “Those pictures were taken on October… The statement, published via social media, began: “My name is Rebecca Humphries and I am not a victim.”–– ADVERTISEMENT ––