The term 'OLD BUT BACK IN FASHION' can be summarized by the word 'RETRO'. RETRO is a style of fashion, music, and other cultural elements that are inspired by trends from the past. It is a way of bringing back old styles and trends in a modern context. RETRO fashion often includes vintage clothing, accessories, and hairstyles. RETRO music often includes classic songs from the past, but with a modern twist. RETRO culture also includes art, literature, and film that draw inspiration from the past.