Warner Bros. Consumer Products and action sports event producer, ASA Entertainment, announced today that they have teamed up for the third consecutive year to produce the Supergirl Jam, the industry's only large-scale, all-girls action sports competition. This unique event features more than 100 of the top female action sports athletes in a competition series designed to promote and celebrate female strength, independence and empowerment. This year, the Supergirl Jam is expanding and will be held over three separate dates to better showcase the best female pros in surfing, skateboarding and snowboarding. To view Multimedia News Release, go to http://www.prnewswire.com/mnr/supergirljam/39309/