When you're taking a test in a classroom, and the person next to you is writing loudly or constantly moving.
When a person starts to state a thought, but stops before saying the complete sentence.
When I think my phone is vibrating.... but I check, and it isn't.
When I'm starting to fall asleep...
I know the comment wasn't directed towards me, but I have some contributions:
Dub:
Marley that you (unlikely) HAVEN'T heard:
http://www.youtube.com/watch?v=Hd1CQEtrQMY&feature=related
http://www.youtube.com/watch?v=V5YvRlQBPSc
http://www.youtube.com/watch?v=UMBlMMGxfpw...
I have album covers for the vast majority of the albums on my iTunes. In addition to the aforementioned, all of my songs are organized by artist, album, genre,year, and hand rated (quality > quantity). I don't have any duplicate songs (with exception to live/acousticversions of select songs)...