Marcella Arguello: Bitch, Grow Up! begins with an ode to longevity and ends with an introspective, cathartic conversation across time and space. In the middle, rapturous observational comedy about the pandemic, relationships, and introspection rests on a bed of classic bits. For long-time admirers, Arguello’s kinetic, conversational, rockstar bravado is a natural fit projected on …