Joanne and her producer Sophie set up a war room with all of the evidence about Avril being replaced layed out. Her clothing, height, make up, song lyrics, voice.. it’s all there – being held up to the light. Joanne lines up some experts to prove once and for all if the Avril story is true.

Split Screen: Who Replaced Avril Lavigne? is a 6-part series produced by What’s The Story Sounds – for BBC Sounds and CBC.