Air Date : 2015-02-11
Season Number : 3
Storyline : Vertigo causes Laurel to hallucinate an epic fight that pits her Black Canary against her sister Sara. Meanwhile, Chase surprises Thea and Roy warns Thea to stay away from Malcolm.
Casts : Stephen Amell, Katie Cassidy, Colton Haynes, David Ramsey, Paul Blackthorne, Willa Holland