Complex sentence: Dan gathers the family to do so ("Better Than Before"), with minor success, but when Natalie pulls the music box from a pile of keepsakes, he whisks it away, leaving Diana puzzled.
Split into simpler sentences: Dan gathers the family to do so ("Better Than Before"), with minor success. When Natalie pulls the music box from a pile of keepsakes, he whisks it away, leaving Diana puzzled.