Local News Life Is Good Festival 2013 September 22, 2013 / 11:33 PM EDT / CBS News Headliner Jack Johnson shows up unannounced on the Life is Good Coffee House Stage to perform alongside bandmate Zach Gill . (CBS Boston Photo) Life Is Good Festival 2013 A juggler entertains families. (CBS Boston Photo) Life Is Good Festival 2013 Good Old War entertains on the Positive Purpose stage. (CBS Boston Photo) Life Is Good Festival 2013 Good Old War plays the Positive Purpose stage. (CBS Boston Photo) Life Is Good Festival 2013 Hoola Hooping was just one of the ways festival goers entertained themselves. (CBS Boston Photo) Life Is Good Festival 2013 Crowds gather in front of the Life is Good Main Stage. (CBS Boston Photo) Life Is Good Festival 2013 Life is Good Main Stage. (CBS Boston Photo) Life Is Good Festival 2013 (CBS Boston Photo) Life Is Good Festival 2013 Life is Good Main Stage. (CBS Boston Photo) Life Is Good Festival 2013 Blue Hill made for a relaxing background at the festival. (CBS Boston Photo)