Post Malone has announced that Posty Fest, his popular Texas music festival, will make a return later this year.The rapper took to social media yesterday (July 28) to share that he will headline the third annual event on Halloween weekend, Oct 30 and 31.“Posty Fest 2021 is happening!” Malone tweeted, sharing that pre-sale tickets will be available for purchase online via SeatGeek starting today (July 29) at 10:00am local time. “Presale tomorrow 10am CT, you can use code PF21 for access.” General