Mercedes Christie is a young female resident of Holby. In January 2016, she found herself in money troubles and as a result mugged Noel Garcia in order to get the money. Despite Big Mac's instructions never to return after she later visited the ED, the repercussions of the incident continued in the following months. Mercedes was once in a relationship with Vince Callaghan, but they separated in 2015. She has one son with him, Connor whom she lives with, and is very protective over.