Janet's sponsored swim has arrived and Billy needs people to sign up, with Mick on his hitlist of those he'd like to take part.
Reluctantly agreeing to join in despite being petrified of water, it's all too much for the Queen Vic owner who has to say no at the last minute, frustrated at himself for not being able to conjure up the courage to take part.
Johnny's hiding his disappointing exam results from the rest of the family, but when he does eventually come clean he's met only with love and support from his father.
Meanwhile, Ronnie's relationship with Charlie is tarred with problems, so she agrees to meet him for a drink before getting caught up in Shirley and Phil's dispute.
Having a heart-to-heart with her cousin, she reveals that she owns a gun and some of his comments cause her to consider just how messed up her life really is, and so she reconsiders her priorities.
Elsewhere, Tosh is angered when Tina turns up for late for their first appointment at the fertility clinic, but it doesn't take long for her to convince her girlfriend she is serious about having a baby.
Kat and Alfie begin to panic when the pair realise she may be going into early labour.
The hour-long episode airs tonight on BBC One from 8pm.
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