When youre having a bowl of cereal with no thought about it, except when you bring the spoon to your mouth, you see it is moving. Oops, you accidentally poured horse sperm instead of milk. But you still keep on eating your cereal, whilst starring into the eyes of your cousin. As they aproach you, get into some hot steamy sex, when youre eating her out, you spit, accidentally getting her pregnant with horse semen. and Bam you can finally have human-horse hybrid child with your morbidly obese cousin.
Person 1: What are you doing tonight?
Person 2: Not too sure, might just do a Dirty Cormac Smith
Person 1: Great Idea!
Where an Indian or Pakistani man shits in a bucket and pisses in it. Then he rubs the mixture over his dick to which a person gives him a blowjob and tries to clean the penis as best they can and ingests the mixture.
Person 1: I am so exited!
Person 2: Why?
Person 1: My daughter said that she will give me a Dirty Shithead
Person 2: How old is she?
Person 1: 10