"I’ve played with Katie Zelem since I was 12 years old. I’m not going to sit here and say I don’t want her to do well. She’s one of my best friends and always will be," Keira Walsh explains.
"But when it comes to derby day, there is no hard feelings regardless of the result. Once we cross that white line - we don’t forget about our friendship - but we’re both there to do our jobs."
On Sunday, Manchester City and Manchester United Women both head into their most important fixture of the season when they face off at a sell-out Academy Stadium on Sunday. United are hoping to strengthen their top-three position against arguably the strongest challenger, while City know anything less than victory would likely spell the end of their own hopes for a Champions League spot in an ever-testing season.