[1] It includes several songs, among them the full version of the main theme, Patrick Carney and Michelle Branch's version of America's "A Horse with No Name", Sextina Aquafina's "Get Dat Fetus, Kill Dat Fetus", the themes from Horsin' Around and Mr. Peanutbutter's House, and the entire score for the episode "Fish Out of Water".

[6] The initial sound is Patrick's Roland Jupiter-4 analog synthesizer running an arpeggiator patch, triggered externally with a click track control voltage from Pro Tools.

[12] For the third episode, "Prickly-Muffin", he composed a score suite, which was a mix of "Britney Spears and The Neptunes"; as he was influenced by their works, he tried to attempt the same so as it recreates the music from the late-1990s and early-2000s.

However, he tweaked the pop culture references, to be more comedic and felt that editing the vocals was the most important part of the show.

The St. Vincent song "Los Ageless" plays throughout "The Light Bulb Scene", the first episode of the fifth season, including the credits.

[15] The Afterglow magazine's C.S Harper wrote that the soundtrack "creates a grim storyline, one that is often the reality for those in the entertainment world.

Each season uses diverse tracks from different genres to comment on a variety of themes, including substance abuse and the meaninglessness of celebrity life.

[18] Writing for Looper magazine, Mike Floorwalker praised about the theme song saying, "Its dream-like vibe, punctuated with pounding, distorted drums and a knife-edged horn section, is nothing short of perfect; it somehow manages to broadcast the show's entire aesthetic despite its complete absence of lyrics.