It's ok. You're not the only avid sports fan out there, that's for sure. It's perfectly okay to be upset when your favorite team loses. Just try to control yourself... it's really not good for you to get all upset over a sports team. Like I said, there's nothing you can do about it. 
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Leading a double life and loving it (but exhausted).
Likely ADHD instead of what I've been diagnosed with before.