Question: A peck is an imperial and United States customary unit of dry volume, equivalent to 2 gallons or 8 dry quarts or 16 dry pints, despite being referenced in which well-known English-language nursery rhyme and well-known alliteration tongue-twister?
Sentence (from "Peck"): Despite being referenced in the well-known Peter Piper tongue twister, pickled peppers are so rarely sold by the peck that any association between pickled peppers and the peck unit of measurement is considered humorous in nature.
Relevant evidence: Yes