Final answer:
The birthday being celebrated when gunfire erupted was Lafeyette's.
Step-by-step explanation:
The birthday being referred to when the gunfire erupted was Pharoah's birthday.
The birthday that was being celebrated when the gunfire erupted was that of Lafeyette. In the context of schoolwork, this question likely refers to a specific event in a book or a historical account that the student is studying. When answering questions about a narrative or a historical event, it is important to be familiar with the source material. If this question pertains to a book the student is reading, ensure that you have read the book or have access to a reliable summary to provide an accurate answer.