Footage of a fireworks barge catching fire off the coast of Plymouth, Massachusetts, USA after a 4th of July fireworks display went wrong. <br /><br />The video, filmed on Monday, shows the celebrations petering out about quarter of an hour into the display, leaving what looks like a small blaze on the barge. <br /><br />According to local reports, fireworks began to fire in different directions probably after a firework exploded inside a mortar tube.<br /><br />Local officials have been working to clear any unexploded shells from the beach and sea.