This duck caller whistle is so efficient, that ducks at the park are uncontrollably drawn to the call as soon as they blow it - flying right into the glass window screen from all directions. A presentation of JustForLaughsTV, the official Just For Laughs Gags YouTube channel. Home of the funniest, greatest, most amazing, most hilarious, win filled, comedy galore, hidden camera pranks in the world! Social Animal? Here are a few interesting links: Offical Site: gags.justforlaughs.com Twitter twitter.com Facebook: facebook.com Tumblr: justforlaughsgags.tumblr.com Pinterest pinterest.com Puppies: www.youtube.com Juste pour rire les gags, l'émission de caméra cachée la plus comique de la télé!