1. Everything Breaks
Aired: Jun 6, 2006As Billy behaves more reckless than ever and cannot stop breaking everything ...
2. The Show that Dare Not Speak Its Name
Aired: Jun 6, 2006When Grim leaves the house to meet someone he met on the internet, Billy look...
3. The Secret Snake Club vs P.E.
Aired: Oct 20, 2006As Billy realizes the three geeks of the Secret Snake Club get doctor's notes...
4. King Tooten Pooten
Aired: Oct 20, 2006When Billy, Mandy and Grim attend an Ancient Egypt exhibit at the museum, the...
5. Billy Gets an "A"
Aired: Mar 2, 2006When Billy fails an important test, the result of which will go into his perm...
6. Billy Gets an 'A'/Yeti or Not, Here I Come
Aired: Mar 2, 2007In "Billy Gets an A" Grim magically changes Billy's grade from F to A, which ...
7. Nergal's Pizza/Hey, Water You Doing?
Aired: Mar 9, 2007In "Nergal's Pizza", Nergal and Grim start rival pizza franchises. In "Hey, W...
8. Hey, Water You Doing?
Aired: Mar 9, 2007After Billy, Mandy and Grim are disappointed with the Sassy Cat amusement par...
9. Company Halt
Aired: Mar 16, 2007As General Skarr is once again annoyed by Billy, Hector Con Carne and Major D...
10. Anger Mismanagement
Aired: Mar 16, 2007As General Skarr has trouble finding a job, the recruiter tells him to attend...
11. Waking Nightmare
Aired: Mar 23, 2007When Mandy finds Billy playing with Grim's gigantic dog, Cerberus, she tells ...
12. Waking Nightmare/Beware of the Undertoad
Aired: Mar 23, 2007In "Waking Nightmare" Billy tries to keep Mandy awake to make her fail a scho...
15. Billy and Mandy Moon the Moon
Aired: May 28, 2007When Billy is sent to bed after playing with his Dr. Brainiac action figure, ...
16. Dracula Must Die!
Aired: Sep 21, 2007When vampire hunter Lionel Van Helsing prepares to kill Dracula, Billy, Mandy...
17. Short Tall Tales
Aired: Sep 21, 2007As Billy, Mandy, and Irwin need to write a school report on tall tales, Grim ...
18. Nigel Planter and the Order of the Peanuts
Aired: Sep 28, 2007When Billy, Mandy and Grim go to a joke shop, they find the owner is former b...
19. The Incredible Shrinking Mandy
Aired: Sep 28, 2007When Grim cannot take any more abuse from Mandy, Billy tries using Grim's scy...
20. El Dia De Los Muertos Estupidos
Aired: Nov 9, 2007When Billy's dad drives Billy, Mandy and Grim to the hamburger restaurant, th...
21. Heartburn
Aired: Nov 9, 2007When Billy starts taking pictures with a camera found in Grim's trunk, Grim t...
