http://affotd.files.wordpress.com/2011/03/the_big_gun.jpg
http://art.ngfiles.com/images/29/tommy-gun_r-99.jpg
http://upload.wikimedia.org/wikipedia/commons/3/3b/%D0%9E%D0%B1%D1%80%D0%B5%D0%B7_7.62-%D0%BC%D0%BC_%D0%B2%D0%B8%D0%BD%D1%82%D0%BE%D0%B2%D0%BA%D0%B8_%D0%BE%D0%B1%D1%80%D0%B0%D0%B7%D1%86%D0%B0_1891_%D0%B3%D0%BE%D0%B4%D0%B0.jpg
http://www.christies.com/lotfinderimages/D53567/a_rare_patent_brass_flintlock_boxlock_blunderbuss_pistol_by_waters_co_d5356716h.jpg
http://www.united-nations-of-beer.com/images/beer-blaster-gun.jpg
http://t1.gstatic.com/images?q=tbn:ANd9GcR6ht28GcsJVl1M48pyLg58il396DWFh2eVNN1bgTkypURbMgYzyg&t=1
http://fc09.deviantart.com/fs35/f/2008/296/6/9/Mosasaur_Hunter___Speargun_1_by_stroggtank.jpg
And finally,
http://www.geekologie.com/2009/01/21/portal-gun-3.jpg
Oh yes...,
The pain will be more then real....