Complex sentence: Sophie tells Krusty that he met her mother when she served as a soldier in the Gulf War, spending the night with her after a USO show; however, she dumped Krusty the next day after he ruined her attempted assassination of Saddam Hussein.
Split into simpler sentences: Sophie tells Krusty that he met her mother when she served as a soldier in the Gulf War. However, she dumped Krusty the next day after he ruined her attempted assassination of Saddam Hussein.