Ammaring by J Mascis By David Erickson | February 11, 2011 | 0 Concert footage of the song Ammaring by J Mascis. Found at YouTube from silencioslt. Amazon: J Mascis MP3s| Ammaring MP3 Posted in Concerts/Performances and tagged 1980s, 1990s, 2000s, 2004, 2010s, Amherst, Dinosaur Jr., J Mascis, Joseph Donald Mascis, Massachusetts, United States