This really is a tough choice for me, but I shall do my best. Maybe a bit too much...
[spoiler]This is the first one that really describes me when I'm taking a shower and forgot soap.
[youtube]http://www.youtube.com/watch?v=ZyhrYis509A[/youtube]
I always feel like that this song appeals to me when I lost something and then get attackted by some hobos.
[youtube]http://www.youtube.com/watch?v=dQw4w9WgXcQ[/youtube]
This song always reminds when I go to bed if I really want to fall asleep
[youtube]http://www.youtube.com/watch?v=60og9gwKh1o[/youtube]
[/spoiler]