Who said pigs can’t fly? It certainly wasn’t Green Day, as the Californian punk trio has teamed up with video game developer Rovio to create a new musical episode for the ubiquitous ‘Angry Birds Friends’ mobile game franchise. The ‘Angry Birds: Green Day Edition’ includes 10 never-before-seen themed levels and new “bad pig” characters inspired by frontman Billie Joe Armstrong and his bandmates Mi