Smallville - Season 9 Episode 8 -

Superhero twins Zan and Jayna (aka: the Wonder Twins) show up in Metropolis to help 'The Blur' fight crime with their combined shape-changing abilities. But the clumsy and naive teenagers end up botching several rescues, landing Clark in hot water with the District Attorney's office. Clark decides to come forward as The Blur to clear his name despite Chloe's protests. Meanwhile, Lois begins seeing a therapist to deal with her growing romantic feelings for Clark, and gets dangerously close to discovering his secret identity.