FREE Sample of Goodnites Underwear July 12, 2010 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Email Walmart has released a FREE Sample of Goodnites Underwear! The offer is only good while supplies last, so make sure to go soon. Like this deal? Sign-up for the Bargain Blessings Daily Deal e-mail HERE so you never miss another bargain!