The humor of Captain Underpants meets the blockbuster format of Diary of a Wimpy Kid in this laugh-out-loud series about Justin Chase, who is having the Worst. Week. EVER!Have you ever had a bad week? Justin Chase sure has and THIS is it!MONDAY went downhill, TUESDAY blew up, but now it's . . . WEDNESDAY!His cat is still mysteriously missing. He's an unintentional internet sensation. And right now sharks are circling as he's stranded in a heart-stopping, skin-crawling, jaw-dropping, seriously shocking S.O.S. situation with his unbelievably annoying arch-enemy!