The Grim Adventures of Billy and Mandy: Season 4

This season started on February 25, 2005. The table lists episodes with recorded air dates up to September 28, 2026.

Ep	Title and air date	My place
1	The Secret Snake ClubFebruary 25, 2005
2	He's Not Dead, He's My MascotApril 1, 2005
3	Hog WildApril 1, 2005
4	The Bad News GhoulsApril 8, 2005
5	The House of No TomorrowApril 8, 2005
6	Happy Huggy Stuffy BearsApril 15, 2005
7	The Secret Decoder RingApril 15, 2005
8	Wild PartsJune 3, 2005
9	The Problem with BillyJune 3, 2005
10	WishbonesJune 10, 2005
11	Dream MuttJune 17, 2005
12	Scythe for SaleJune 17, 2005
13	Jeffy's WebJune 24, 2005
14	Irwin Gets a ClueJune 24, 2005 · 30 min
15	Duck!June 24, 2005
16	Aren't You Chupacabra to See Me?June 24, 2005
17	Zip Your FlyJune 27, 2005
18	Puddle JumpingJune 27, 2005
19	Runaway PantsJune 28, 2005
20	Scythe 2.0June 28, 2005
21	The Firebird SweetJune 29, 2006
22	The Bubble with BillyJune 29, 2006
23	Billy IdiotJune 30, 2005
24	Home of the AncientsJune 30, 2005