Ghost Ghirls, produced by Jack Black’s Electric Dynamite for Yahoo! Screen, is a 12-episode web series following the antics of best friends and paranormal investigators, Heidi and Angelica, as they comically attempt to solve otherworldly cases. “A recording studio is being haunted by a 1970s Southern country rock band, who couldn’t stop fighting long enough to finish their last song. Meanwhile the ghirls argue over the future of their partnership.” Guest Stars include Kate Micucci, Jack Black, Val Kilmer, Dave Grohl, Molly Shannon and Kyle Gass. See the first episode at http://youtu.be/7SfUrAXASY8.