Season Four is the fourth season of Squidbillies. Containing ten episodes, this season aired over the span of two months.
- "The Liar, the Bitch and the Bored Rube"
- "The Fine Ol' Solution"
- "Confessions of a Gangrenous Mind"
- "The Big Gay Throwdown"
- "Atone Deaf"
- "God's Bro"
- "Reunited, And It Feels No Good"
- "Not Without My Cash Cow!"
- This is the first season where Dr. Bug is not seen in any episode.
- This is also the first season where it only has ten episodes.
- According to the Volume 3 DVD, this season is in production order, some episodes were produced in different orders, for example the episode "Anabolic-holic" was the first episode produced, but the season's premiere "Lerm" was the fourth episode produced, the episode "Atone Deaf" was produced before the episode "The Big Gay Throwdown", despite this, both episodes switched places when Season 4 was airing.
- This Season had more rated TV-MA episodes but The only episodes that are rated TV-14 is Lerm and Atone Deaf, the rest is all TV-MA