She's hit a half century, with her wit and humour, without a wrinkle. The blue haired moppet in her trademark red polka dotted frock, synonymous with Amul butter, first made an appearance on outdoor hoardings 50 years ago and is still going strong. "Sometimes the purana zamana like the Taj Mahal can never grow old and the Amul girl can never grow old," says Ad Guru Alyque Padamsee.