t Louis, Missouri is home to the longest outlet mall in the world. Situated just off Route 370, it was once a beacon of commerce: a multilevel metropolis of fast food and fashion chains, an antidote to the bleakness of suburban life. But, like thousands of malls across the country, decades of economic decline forced its closure in 2019. “There wasn't anything to do,” says Angel Prost, “so we stayed indoors.” She's referring to Lulu, her younger sibling and the other half of pop duo Frost Children. Together they were raised in St Louis, nicknamed by locals as the shopping outlet suburb of Missouri. But while other kids hung out
