One of the aces around here will probably identify this for you. In case they don't, though, I'll mention that Derek Vogelpohl's SF Comic Script Condensed is quite close.

Also, SF Fedora

Thought it might be by Blambot or Comicraft, but so far just found some similars: Slaphappy http://www.myfonts.com/fonts/comicraft/slaphappy/ and Bronto Burger http://www.myfonts.com/fonts/comicraft/bronto-burger/ DangerGirl http://www.myfonts.com/fonts/comicraft/danger-girl/
Don

Another similar, Bangers https://www.google.com/fonts/specimen/Bangers
Also Badaboom BB http://www.myfonts.com/fonts/blambot/bada-boom-pro-bb/ and the earlier version http://www.dafont.com/badaboom-bb.font?text=MUSTANGSALLYZSALOON
Don