A group of legends from Limerick City who produced some fantastic videos such as 'I wouldn't ride you without a bag of glue' and the recent 'Horse Outside' which in this author's opinion is the greatest work of genius ever to be produced on the Emerald Isle. f*ck your Honda Civic I've a Horse Outside.
To express delight that something went awfully wrong for someone (they might have had it coming to them or deserved it in someway, or you might dislike them). For example if an insult they used backfired.