Oh my god, I always used to put a towel under my door to block the light too. I figured I was the only one who did that.
I used to get furious at my parents as a child when I was in bed sleeping and they were watching tv too loud. I never grew out of that either. Every night before I go to bed, I always tell my BF to turn the tv down. He kinda laughs as he does it without being asked now. He thinks I'm a bit nuts, of course. he he