In Kara's first fight against the Red Tornado she freezes then breaks off the android's left arm. He immediately flies off, but his right arm is shown lying on the ground at Supergirl's feet.
Later, when Alex takes the arm to Maxwell Lord for his help in finding Red Tornado, it is again the right arm when it should be the left. See more
[while sipping martinis
Here's the thing, Ker-rah. Everybody gets angry. Everybody. And there is no pill that will eradicate this particular emotion. I know this, because if there were such pill, I would be popping those babies like Pez.
Miss Grant, uh... I'm so sorry... I'm really sorry about...
You apologize too much, which is a separate, although not unrelated, problem. No, this is about work. And anger. Whatever you do, you cannot get angry at work, especially when you're a girl.