Exclusive 'Vikings' Preview: Siggy Takes a Stand

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This Sunday, Vikings embarks on episode five of the History channel's nine-part miniseries, and ET has your exclusive first look at an especially tense scene unfolding this week. 
In the clip Siggy, played by Glee's Jessalyn Gilsig, goes toe-to-toe with her Earl husband over an upsetting decision regarding their daughter's marriage.
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You can catch this episode of Vikings Sunday at 10 p.m. on History.