The amazing Captain Underpants faces the wickedest, wildest, wedgiest villain yet! George and Harold have really done it this time, they've created a monster! She's faster, stronger, and smarter than anything the world has seen before-she's Wedgie Woman! With the help of her horrible robots and her horrible hairdo, Wedgie Woman is on a mission to take over the world, and she'll give a whopping wedgie to anyone who stands in her way-including Captain Underpants. Will Wedgie Woman's wicked ways spell the end for our heroes?