press space but you don't ever need to. you just click on what you need to shoot. the only time you need it is at the shooting contest and to get a key from a bird.
you use either the pea shooter or the spud gun and click on the key. The gun will shoot by itself an the key drops and you take it.
You have to go to your bag, and click Equip on your potato gun, or Pea shooter, which you get from the Marshal.
there's a mini-game that you use the gun for. it's better than using the pea shooter to shoot things.
shoot it with your gun
You shoot the bird by the gold mine.
Buy the alien costume. Then put it on and press the space bar to shoot. That is how you shoot the arrow too, when you get it.
you get a wild west outlaw costume it doesn't shoot at people
Yeah there is an outlaw costume in the store with a shotgun and a cowboy costume with a revolver
Buy the alien costume, wear it, and press the spacebar.
you use the spud shooter which you get after you defeat everyone at the shooting contest.
you can shoot targets in the shooting contest to get a better gun also you can shoot people when you try to defend the train and when you need to defeat the el mustachio gang.
beat the old gun slinger since he's the hardest after that beat the girl and you win