The new season finds Huey, Riley and Granddad encountering a roster of characters, both new and familiar, in uproarious situations, including Granddad’s dating a long lost Kardashian sister; their friend Tom DuBois acting as R&B bad boy “Pretty Boy Flizzy’s” lawyer in exchange for relationship advice; Granddad’s love affair with Siri on his new iPhone; and the Freemans’ foray into the lethal black market of the hair-care industry à la “Breaking Bad.”