Complex sentence: He once lost his voice after being slowly poisoned by Shawn Garrett who was jealous of his relationship with Lauren, and was told he'd never sing again, but had a miracle recovery during a Christmas Eve church service.
Split into simpler sentences: He once lost his voice after being slowly poisoned by Shawn Garrett, who was jealous of his relationship with Lauren. He was told he'd never sing again, but he had a miracle recovery during a Christmas Eve church service.