"Lights, Candace Action!" is the second half of the fifth episode of Phineas and Ferb. It aired on February 3, 2008. The boys direct a film adaption of Candace’s favorite play, but they transform this beautiful play into a full-out monster movie. Meanwhile, Perry the Platypus tries to find out why Dr. Doofenshmirtz is being so quiet. This episode guest stars a live-action Candace, who is played by her voice actress, Ashley Tisdale.