Definition: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
Input: Sentence1: Tina decided she wanted an ice cream party. Sentence2: She invited all her friends. Sentence3: When her friends got there, they ate five pints. Sentence4: Tina then had her friends watch a movie.

By the time they went to bed, they were sugar high.