Siobhan first appeared on 10 October 2011. She was a patient in Walford General Hospital who was undergoing cancer treatment.
Storylines[]
During the episode on 10 October 2011. Tanya Jessop and Lauren Branning visit hospital so that Tanya can begin her treatment for her cervical cancer. Whilst there, Tanya begins to feel uneasy about the process and comes across Siobhan, who aims to inspire Tanya to be herself and choose whatever path she wants to.
During the next few weeks, Tanya mentions how she has stayed in contact with Siobhan via text message, saying that she has made a friend out of Siobhan.
On the episode which aired 4 November 2011, Tanya is told by her doctor that Siobhan had passed away the previous day due to complications caused by pneumonia, setting Tanya back significantly. Later that day, Tanya tells Lauren that Siobhan has gone travelling, not revealing the truth until 25 November 2011, when Tanya's cancer secret is revealed to the whole Branning-Cross family.