Linguistics Laboratory 3809 Walnut St. Philadelphia, PA 19104 Recnt publications. The role of the Avant Garde in linguistic diffusion. 3018. Language Variation and Change 30:1-22. The Philadelphia Neighborhood Corpus shows be like, the new verb of quotation, in 1979, three years before the earliest record so far (Butters editorial note in 1982. These citations are from a group of young adults with