Complex sentence: Unwilling to share the earnings, Carface has Charlie detained at the pound, but Charlie breaks out with the help of his best friend Itchy Itchiford, but Charlie is killed by Carface and his sidekick, Killer.
Split into simpler sentences: Unwilling to share the earnings, Carface has Charlie detained at the pound, but Charlie breaks out with the help of his best friend Itchy Itchiford. However, Charlie is killed by Carface and his sidekick, Killer.