Complex sentence: Furious at Hank for showing the guitar so much attention, Peggy stomps towards her husband, but she melts when she hears Hank singing a song about how much he loves her.
Split into simpler sentences: Furious at Hank for showing the guitar so much attention, Peggy stomps towards her husband. But she melts when she hears Hank singing a song about how much he loves her.