The album featured guest appearances members of The Invasion, HBK Gang, among others such as Problem, Juvenile, Ty Dolla Sign, Terrace Martin, Tank, and Mistah FAB.

and Problem, who they had met for the first time at the "Function" video shoot, released a collaboration mixtape, titled Million Dollar Afro.

Guest appearances on the mixtape came from members of The Invasion, HBK Gang, among others such as Problem, Juvenile, Tydollasign, Terrace Martin, Tank, and Mistah F.A.B[8][10][11] In May 2013 Iamsu!

premiered the music video for the mixtape's first track, "Father God" via Rolling Stone on July 2, 2013.

"[14] On August 6, 2013, the Tank featuring "Let Go" produced by Tha Bizness, was released as the mixtape's lead single.

continuing to transform from a promising, agreeable Bay Area rap figure into a burgeoning star.

's production prowess as it is evidence of his unique lyrical skills, the new tape is an enjoyably bumpy ride through treble-y bleeps, bassy bloops, tinny drums, and hard-hustling vocals.

's "laid-back delivery are definitely appealing, but it's the sticky, moody production touches—like distant, eerie synth sparkles, from Invasion member P-Lo, or swelling strings—that make Kilt II so fun and absorbing.