Actor Jaaved Jaaferi reacted after billionaire Adar Poonawalla bought 50% stake in Karan Johar's Dharma Productions for ₹1,000 crore. Jaaferi tweeted, "Next film: Kabhi Khushi Kabhi Serum." Poonawalla, CEO of vaccine maker Serum Institute of India, invested in Dharma through his Serene Productions. A netizen said, "Vaccine ke baad se Kuch Kuch Hota Hai." Another joked, "Covi Khushi, Covi Gham."