Beavis and Butthead lab
n.— «The lab appeared to be small, a “mom and pop or a Beavis and Butthead lab,” Burden said, and was probably used to supply meth to just Lobue and a couple other users.» —“Mesa meth lab found at home owned by parents” by Nick Martin, Jill Redhage Easty Valley Tribune (Phoenix, Arizona) Nov. 2, 2006. (source: Double-Tongued Dictionary)
Further reading
Rich, an audiobook narrator from Tucson, Arizona, wonders how lexicographers decide which pronunciations are preferred. He specifically wonders about pronouncing the word aioli. This is part of a complete episode.
Related
Suzanne in Tucson, Arizona, says her mother used to say the following to her quickly: Will you? Won’t you? Can’t I coax you? Aw, c’mon! You said you would! You think you might? You promised me! Won’t your mama let ya, huh...