Coronation Street Coronation Street's Sean Tully upsets Gemma Winter with lawsuit warning The friends look set to fall out. Coronation Street's Sean Tully turns ruthless with Gemma Winter tonight (January 22) after she tries to pull out of their selling scheme. Sean (Antony Cotton) has got himself embroiled in a pyramid scheme and has spent the past few weeks putting pressure on Gemma to make sales after recruiting her to get involved. In Friday's hour-long episode, Gemma (Dolly-Rose Campbell) meets with her friend Vanessa, who has expressed interest in being part of the sales team. When Vanessa reveals that she plans to use child maintenance money to invest in the scheme, Gemma's good nature gets the better of her and she warns her not to.