You're reading: International Business Times: Derek Hough ‘protective’ over pregnant Hayden Panettiere on set of ‘Nashville’

Derek Hough is about to make his debut on "Nashville" Season 3, but the "Dancing With The Stars" pro is more concerned about his co-star Hayden Panettiere. The actress and her character Juliette Barnes are both pregnant, and that apparently made the five-time "Dancing With The Stars" champ feel a little defensive.

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