While on a road trip with her father, Grace reveals a past secret, changing their relationship forever; legendary drag queen Miss Coco Peru emcees a lip-sync monologue throwdown to determine who will be Jack's best man, Will or Karen.

Will convinces Grace that her boyfriend, Noah, isn't in the wrong by refusing to let her meet his daughter, Katie. When Grace goes to apologize to Noah, she unintentionally meets Katie. Meanwhile, Will's mom, Marilyn, visits after the death of her beloved dog, and becomes upset when she doesn't get the emotional support she expects from her son. And Jack gets into an argument with his rec center boss, Theo.