Girl Power! I love it! Right now at Walmart, you can grab this DC Superhero Girls Wonder Woman Logo PJ Nightgown for Only $10! (Reg. $22.94). This Wonder Woman nightgown is pretty and powerful! For sleep or play, it will transform her into her favorite superhero. Girls’ Wonder Woman Gold Logo Pajama Nightgown (Little Girl & Big Girl). This could make for a cute Halloween costume as well!