In the spectacular finale of 2012’s Pitch Perfect, the girls, the “Barden Bellas”, sing a mash up of several songs. Yet one in particular actually transcends the film and appropriately describes what’s being set up in the sequel. Thinking of those Jessie J lyrics in the context of Pitch Perfect 2, “everybody look to their left, everybody look to the right“, this sequel is about the girls finding strength by looking to the Bella standing beside them. This sequel is indeed that sappy, but it’s not the whole story either. Elizabeth Banks takes the helm, and makes sure there’s plenty of irreverent glee in this follow-up effort. It’s absurd, self-aware, and insensitive,…