Dawn and Joe finally caught out by someone unexpected in Emmerdale – and now Billy knows

Joe Tate threatens Clemmie (Picture: ITV)Joe Tate (Ned Porteous) is challenged by someone unexpected in Emmerdale soon, sparking Billy Fletcher (Jay Kontzle) to make a worrying discovery.When Dawn Taylor (Olivia Bromley) told Billy that she no longer wanted to be married to him, she never really gave him a proper reason why.As a result, it left him wondering if she had been having an affair behind his back. While this is true, Billy got the wrong man and accused Ross (Michael Parr) of sleeping