Complex sentence: In exchange for tutoring him, TJ agrees to help Molly make more friends by creating a fake social media account for her and he also throws a wild party which ends with Molly's house being destroyed and her passing out from alcohol poisoning.
Split into simpler sentences: In exchange for tutoring him, TJ agrees to help Molly make more friends by creating a fake social media account for her. He also throws a wild party which ends with Molly's house being destroyed and her passing out from alcohol poisoning.