In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.

Title: Grant becomes a dad. Sentence 1: Grant just got some big news. Sentence 2: His girlfriend was pregnant. Sentence 3: Grant was so surprised and happy. Sentence 4: Grant anxiously awaited the 9 months.
The day Grant's baby was born he was the happiest guy in the world.