Produced and mixed by Ty Segall and mastered by Heba Kadry, "Plastic" is a two-minute blitz of scuzzy guitars and spitting vocals that contains the key to Upchuck’s ethos of authenticity: in a PVC world of hollowness and artificiality, you have to fight to find what’s real. “Algo me hace falta (‘something is missing’),” Chris howls on the Spanish-language bridge. The answer, exhorts singer KT, is to “know classics - know truths - know reason - know you.”