The Lucky Lowther
While your girlfriend is away for the weekend you proceed to drink guinness as quickly as you can. When full capacity is reached a female sexual partner is found. While attempting the missionary position the full stomach of guiness is vomitted into the females mouth. After swallowing the guinnessboth people go to sleep. When the female defecates the next morning the male proceeds to snort it in lines and if he himself is not made ill it is called the lucky lowther.
The poor guy, his girlfriend was in Bundoran last night so he attempted the lucky lowther