[1] Producers featured on the album include duo TODAY ("Go Kindergarten" and "I Fucked My Aunt"), DJ Nu-Mark ("Spell It Out" and "I Don't Give a Honk") and Asa Taccone ("You've Got the Look" and "3-Way (The Golden Rule)").

on "Go Kindergarten", "Whirring" by The Joy Formidable on "YOLO", "Gloaming" by Ludovic Decosne on "Spell It Out", "The Bells" by James Brown on "I Don't Give a Honk", "Utai 1: Making of Cyborg" by Kenji Kawai on "The Compliments", and "Universal Love" by Woods Empire on "Perfect Saturday".

[1] Speaking about producing the single "YOLO", Needlz revealed that the song was initially intended to feature Katy Perry, and that Adam Levine and Kendrick Lamar were only added to the record approximately "a week and a half" before its debut on Saturday Night Live.

[7] The first song released as part of the series was "Spring Break Anthem", the video for which features an introductory segment in which actor Zach Galifianakis hosts a fictional talk show with guest James Franco.

[13] Writing a review for the website PopMatters, Neil Kelly described the lyrical style of The Wack Album as being based on "quotable trash-talkin' lyrics, frequent profane comedic diamonds and straight-up gangsta flow"; he describes group member Andy Samberg as "the master of comedic cultural criticism, dropping honest views of social trends in the modern world innocuously amidst fart jokes and gangsta beats", and claims that a number of songs pay homage to hits of the hip hop genre, including the Snoop Dogg-influenced "Perfect Saturday".

[17] Lyrical formulas identified by Pitchfork's Corban Goble include "stretching the same idea in different directions" (namely on "YOLO") and "continuing [the group's] mastery of sending up bro culture" (particularly on "We Are a Crowd" and "The Compliments").

[16] Consequence of Sound writer Michael Madden notes that "Diaper Money" includes lyrics about buying nappies and securing a grave plot, which are evidence that the group members have matured significantly since their previous releases.

[16] Similarly, Consequence of Sound writer Michael Madden notes that "the trio ... pick and choose different regional subgenres to mimic", dubbing "Perfect Saturday" an example of G-funk, identifying "Atlanta crunk-king vocals" on "Go Kindergarten", and proposing a Freestyle Fellowship influence on "I Don't Give a Honk".

[15] AbsolutePunk's Cody Nelson was similarly cautious, claiming that "while their third record ... may be the group's weakest effort to date, it still shows off their abilities as hook writers and as the preeminent hip-hop satirists in today's industry".

[19] Spin magazine's Garrett Kamps had similar reservations, claiming that the album comprises "a handful of ... tracks bordering on genius, a few offering genuine yuks, and the rest sounding so half-baked they could be an ice-cream flavor", criticising in particular "You've Got the Look", "I'm a Hustler (Song?

[32] David Renshaw's review for magazine NME dubbed The Wack Album "reliable, if disposable", and joked that "It’s not Flight of the Conchords quality but, hey, at least it’s not The Midnight Beast".