Fun River Monsters Pranks – Best of Just For Laughs Gags November 30, 2014 Admin Leave a comment Collection of best river monsters pranks by Just for Laughs Gags. SHARE:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to email a link to a friend (Opens in new window)