June 21 is World Music Day, and Flipkart is looking for the most talented secret superstars. Sing the words 'Flipkart', 'Music' and 'Masti' and upload a 60-second video on Instagram, using the hashtag #FlipkartMusicMasti. Two lucky winners stand a chance to win a Kadence concert ukulele and a Casio keyboard. Five additional winners will take away prizes worth ₹1,000 from Flipkart. Get your groove on. Last date for entries is June 21, 2018!