Soles4Souls will have their Fourth Annual Barefoot Week in June.
Detroit will open Barefoot Week with a National Barefoot Day shoe distribution, and other activities on around the USA include shoes in exchange for U2 concert tickets.
Stars including Sarah Jessica Parker, Elton John, the Kardashians, Jessica Simpson, Jimmy Fallon and Chelsea Handler will have their shoes up for auction as part of events.
Look out for the Fourth Annual Barefoot Week on 1 to 7 June.