Viral challenge makes people throw their shoes into the air to test a theory
File:Rainbow Toe Sock Challenge.jpg - Wikimedia Commons
Dreaming of a More Active Lifestyle? Ditch Your Shoes and Wear These Socks Instead | Inc.com
Socks and Shoes Challenge w/ BoomX - YouTube
Shoes and Socks Challenge by tiffanyjames -- Fur Affinity [dot] net
IFOPA on Twitter: "#FunFeet4FOP starts MONDAY, April...What Will Your Feet Wear? Whether it's mismatched shoes, silly socks, a crazy pedicure or a wacky shoe race, post pictures, use #FunFeet4FOP, tag the IFOPA