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: Today was Iris's fifth birthday! Sentence2: Her mom had planned her a surprise party. Sentence3: All of her friends were there. Sentence4: She opened presents and had cake.

Iris had a lot of fun at her party.