This phrase, relevant in part on "blat" (see "blat"), defines the reasonable aftermath of drinking excessively Blatz alcohol. If a person products too much Blatz, next morning's activities tend to be ruled by the "Blatz splatz" in which bodily fluids are emitted from numerous orifices in a semi-involuntary spasm. This term is actually just utilized in those areas of the country where "Blatz" beer is available. For more information see "hershey squirts" and "the shits". Diarrhea resulting the early morning following a night of drinking a couple of Blatz beers.