By Milo Boyd A travel hack shared by TikTokers turns a sick bag and a phone into a state-of-the-art in-flight entertainment system. The simple trick allows passengers on flights without a TV screen built into the seat in front – which is most short-haul economy services – to kick back, relax and enjoy some screen time without having to hold a phone up. TikToker Fatpuppyyent showed herself putting the method to good use. She grabs a sick bag from the seat pocket in front of her and then lays it on the insider of her phone case, with the mobile removed. It runs from the top to the bottom of the …