[...] I don't really give a (expletive) about formal training or going to school, said Levine in an interview Thursday at an event for his latest Kmart collection. The Voice" coach said skepticism of some celebrity designers is warranted, but insisted his collection is not "your average, celebrity-hawked fashion line. The collection, which retails for $30 or less, includes colorful, casual printed T-shirts, mini crop tops, twill and jean shorts and patterned maxi dresses.