can you think of any tunes that 'defined' an era or a time or whatever... a song that represents...?

... something? this q is inspired by this interesting article about
'Ghost Town' by The Specials...
http://www.bbc.co.uk/news/magazine-13780074

...what a tune! http://www.youtube.com/watch?v=1WhhSBgd3KI

can you think of any? post clips!

bq: got any favourite tunes by The Specials?