What if being corny and nice was the real punk rock? A decade ago, Melissa Benoist's 'Supergirl' proved that the people like optimism.

From iconic crossovers to unforgettable villains to powerful character arcs, the best moments of Supergirl span 15 great episodes.

The first episode of CBS's forthcoming Supergirl series has leaked online a full six months before it was scheduled to air. Two versions of the 46-minute episode (one in full HD and another in lower ...