see Finn. Sinead finally seals the deal with Bart and Diane disapproves as she believes that he will distract her from her education. Sinead travels to Abersoch with her friends and is jealous of Bart's ex-girlfriend Maddie Morrison (Scarlett Bowman). Sinead almost drowns in the sea after getting drunk. Upon hearing of Sinead's near-death experience, she attempts to end Sinead's involvement with Bart. Tired of Diane's interference, the pair prepare to leave Hollyoaks. Their new life starts by seeking somewhere to live and jobs at fairgrounds and caravan parks but ultimately they sleep on the streets. In need of cash, Bart contacts Jason Costello (Victoria Atkin), his transgender ex, angering Sinead because of Bart's relationship with Jason before he identified himself as transgender. Sinead's jealousy grows, leaving them to face an armed farmer, who owns the house they were stealing from. Sinead saves Bart and Jason despite learning that they kissed but later attacks Jason and mocks his transgender status. She returns to Hollyoaks and dumps Bart. Sinead starts college and forms a tenuous friendship with Maddie, who joins her and Ruby in bullying Esther. When Maddie realises that Sinead and Bart are growing close again, she convinces her to date Gaz Bennett (Joel Goonan) instead. Maddie encourages her to consummate her relationship with Gaz and convinces Bart to plant stolen goods on Gaz, but Sinead is arrested. Maddie attempts to tell Sinead about Gaz's unexpected move on her, but Sinead refuses to believe her. While Gaz is about to leave Sinead, he and Sinead learn that they have jobs, selling concert merchandise in London, but only as a couple. At a Wretch 32 concert, Bart comes on stage and sings a song for Sinead. This convinces her to get back with him and Gaz leaves. Bart is caught growing cannabis in his attic and he decides to run away. Sinead tries to leave with him but the charges are dropped. She eventually tires of his cannabis habit and threatens to leave him. When Bart refuses to stop smoking cannabis, she ends their relationship. She attends a party and has a one-night stand with a mystery man but later reunites with Bart. Sinead joins her friends in a stolen van driving Ruby and Jono to their wedding. Bart and Esther chase the van to stop the wedding, but the van's brakes fail and they crash into a separate wedding venue.