User blog comment:TheSonofNeptune/Katie Cassidy's Stunt Double In Full Costume as the New Black Canary/@comment-2.221.151.55-20141109091705/@comment-1159766-20141109120733

well you have to figure, that if they film the episode in November, and from last season around this time, the episode didn't premiere until January, so I mean it might be a midseason finale cliffhanger that Laurel finally joins in on the fun, it was going to happen eventually.