**Article Title: Supergirl 3.08 (Preview)**
In this preview of the upcoming episode of Supergirl, titled "Crisis on Earth-X, Part 1," Kara and her allies face their toughest challenge yet. A Nazi invasion from Earth-X threatens to destroy everything they hold dear, and they must band together to stop the enemy before it's too late. The episode will air on November 27, 2017, and will feature guest appearances by The Flash, Arrow, and Legends of Tomorrow.
| Channel | Category | Duration | Views |
|---|---|---|---|
| Music | TV Clip | 00:22 | 14 |
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