Supergirl returns! In this week's episode of Smallville, set to air Friday night at 8pm/7pm CDT, the Girl of Steel flies back into the life of Clark Kent with more ominous warnings of the coming darkness. Check out these preview clips CW released and tune in Friday for the new episode. If you haven't already, you can also click here for a preview gallery.Ready to see the Maid of Might fly again?
SMALLVILLE Preview Gallery: Supergirl
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