Thums Up’s best campaign is not an advertisement; it’s biryani. Thumbs Up! has recently released a new ad for Ramadan, encoded for a 15-second duration. Featured in this ad, alongside a chilled bottle of Thums Up, are biryanis and niharis. The tagline of this ad is “Har Mehfil ki Jaan, Biryani aur Toofan!” While this drink was placed on a…