Complex sentence: Sparkle, Sister and Dee perform "Something He Can Feel", when Emma happens to awaken at home seeing their performance on television she becomes both shocked and angry that her girls have been singing outside the church against her wishes.
Split into simpler sentences: Sparkle, Sister and Dee perform "Something He Can Feel", when Emma happens to wake up at home and catches a glimpse of their performance on television. She becomes both shocked and angry that her girls have been singing outside the church against her wishes.