- Captain Underpants and the big, bad battle of the Bionic Booger Boy, Dav Pilkey, Part 2
- Captain Underpants and the big, bad battle of the Bionic Booger Boy, Dav Pilkey, Part 1
- The adventures of Captain Underpants, the first epic novel by Dav Pilkey
- Captain Underpants and the perilous plot of Professor Poopypants, Dav Pilkey
- Captain underpants and the invasion of the incredibly naughty cafeteria ladies from outer space (and the subsequent assault of the equally evil lunchroom zombie nerds), the third epic novel, Dav Pilkey
- Captain Underpants and the attack of the talking toilets, the second epic novel, by Dav Pilkey
- Captain Underpants and the wrath of the wicked wedgie woman, the fifth epic novel, by Dav Pilkey