I was browsing youtube and apparently someone found this

http://www.youtube.com/watch?v=U4CMstGM0ik&feature=related

"Home on The Wastes"

In the FNV music folder

If you complete the Talent Pool quest at the tops there will be new acts that play there. Home on the Wastes by the Lonesome Drifter is one of the acts you can see. You can see what time they all play on a sign outside the casino.