Stephanie first appears on 10 August 2009 when she picks Joel up in her car outside The Queen Victoria public house. A week later, she turns up at Joel's office when he is talking to his childhood sweetheart, Ronnie Mitchell. She then goes to The Queen Victoria with her three daughters, Annabelle, Hannah and Molly, saying she recognised Ronnie from a photo that Joel had. She warns Ronnie off Joel, saying they will keep the money Ronnie Mitchell's father Archie paid him to stay away. Ronnie visits Joel's house and forces him to choose between her and his wife. Joel chooses Ronnie and leaves that night. Her last appearance is on 18 August 2009.
In January 2016, Ronnie learns from Billy Mitchell that Joel and Stephanie have died in a speedboat accident. The funeral took place Funeral Thursday 28 January 2016.