It's Roxy and Alfie’s wedding, and Roxy is full of excitement while Alfie’s doubts begin to show. Meanwhile after their kiss, Bianca urges Kat to speak to Alfie about how he really feels but when Kat arrives to talk to him at The Vic, Alfie tells her that it was a mistake, and Kat did the right thing to put a stop to it.
Later, Alfie is caught off-guard by Ronnie who asks him not to marry Roxy because she knows he still loves Kat, and Alfie can’t contain his anger with her. Alfie goes to get ready at Ian’s, and Ian is suspicious of Alfie’s behaviour, but Alfie blames his doubts at the stag do on alcohol and maintains he couldn’t be happier.
At the church, Alfie stalls the proceedings as he panics and then finally confesses the truth about his kiss with Kat to Ian but Ian persuades Alfie that Roxy is the right woman for him.
When Roxy arrives Alfie still doesn't know what to do so Billy tries to stall the bridal party. Eventually Roxy gets impatient and goes to see what the holdup is, and she is thrilled to see Alfie waiting at the altar.
Back on the Square Kat realises there is no future for her with Alfie so books flights to Ibiza. Bianca catches Kat on her way to the airport with Tommy, and convinces her to let her drive her there, but really she takes her to the church where Alfie and Roxy are getting married. Kat arrives at the church just in time but will Kat stop the wedding, will Alfie go through it or will Roxy realise that Alfie is still in love with Kat!?