#3
It could just be a familiar chord progression, some parts of it sound vaguely familiar to me but it sounds like very standard classical guitar.
#4
Is it just a chord progression that sounds like that Greenday song, wake me up when september ends?
#5
While it does sounds like 'wake me up when setpember ends', it's not what I'm looking for. I think I heard the first melody bit in a commercial a few years back...