Junior and Nina turn to their parents for help paying tuition when their son gets accepted into a prestigious private school. While Poppa believes the kids will be just fine at public school, his ex-wife, Catherine, and Nina's father, JJ, try to convince him that his grandson's education is worth the investment.

Poppa's severe back pain keeps him from seeing a doctor, until Ivy offers to stay the night to care for him; Nina makes Junior think he lost his wedding ring.

Junior and Poppa's relationship hits a rough patch when Junior agrees to film a commercial for J's foam roller company, only to be ridiculed by Poppa on his podcast.

Poppa's smooth-talking brother, Melvin, rolls into town with a shady new get-rich-quick scheme.