[Raptor]

Let's get realistic for a bit:

U-Bootleid
http://ingeb.org/refer/ubootlie.MP3

Englandleid:
http://www.uboat.net/special/songs/files/engeland.mp3

Ich hatte einen komeraden:
http://www.ingeb.org/Lieder/IchHattE.html

It's a long way to Tipparary
http://www.uboat.net/special/songs/files/tipperar.wav

I attend (J'attendrai) from Das Boot
http://www.uboat.net/special/songs/files/jattendr.mp3


or just go to u-boot.net's song page:
http://www.uboat.net/special/songs/#das