#BinancePizza is Binance’s annual celebration of Bitcoin Pizza Day, commemorating the first real-world Bitcoin transaction on May 22, 2010, when Laszlo Hanyecz paid 10,000 BTC for two pizzas. In 2025, Binance is marking the 15th anniversary with a $5 million BTC giveaway, offering rewards through referrals and global events . Participants can unlock "Pizza Boxes" worth up to $20 in BTC per referral, with top referrers sharing an additional $50,000 . The festivities include in-person pizza parties worldwide and online activities like the “Collect & Win” campaign, where users can win a year’s supply of pizza in BTC . Engage by sharing posts with #BinancePizza to join the celebration and earn rewards .