So What Exactly Is This Pay-What-You-Can Dinner Thing? In Philly, though, there’s just one restaurant signed on to officially mark the occasion: Post Haste in Kensington. But at Post Haste, he and his team have also been doing a weekly pay-what-you-can service every Sunday from 5 p.m. to 10 p.m. They launched it with a pay-what-you-can New Year’s Eve dinner which, according to Miller, “was just bonkers. Pay-what-you-can works the same way.