Okay, out of boredom I changed it up a bit :P

on $*:text:/^[@.!`]Rroulette$/Si:#:{
  msg $chan So you wanna test your luck against me eh $nick $+ ? 
  describe $chan flips a revolver up in the air, and then catches it and fires at $nick $+ !
  var %x $r(1,3)
  if (%x == 1) {
    msg $chan *CLICK!* :I
  }
  if (%x == 2) {
    msg $chan *CLICK!* Lucky...
  }
  else {  
    msg $chan Well..
    .timer 1 1 kick $chan $nick 4Bang! x.x
 }
}