ozgurdonmaz via Getty Images Nab Peacock at a discount and gain access to an exclusively 2024 Macy's Day Parade stream. Right now, you can grab a whole year for only $20, no promo code required, and you’ll get an ad-supported Peacock sub for just $1.99 a month, or $20 a year. Kicking off promptly at 8:30 a.m. EST, Peacock will …