Complex sentence: Clement was involved in a few film projects as a singer or songwriter on soundtracks, and he produced the 1975 horror film "Dear Dead Delilah", the last film performance by actress Agnes Moorehead.
Split into simpler sentences: Clement was involved in a few film projects as a singer or songwriter of soundtracks. He produced the 1975 horror film "Dear Dead Delilah", the last film performance by the actress Agnes Moorehead.