Complex sentence: Randy apologizes to Sharon for tricking her, to which she responds, she doesn't really mind because she got so much out of the plays that if it was something they both enjoyed and brought them closer then musicals are a good thing.
Split into simpler sentences: Randy apologizes to Sharon for tricking her; she responds that she doesn't really mind because she got so much out of the plays. If it was something they both enjoyed and brought them closer together, then musicals are a good thing.