Given the task definition and input, reply with output. Categorize the following sentence into one of the five different emotions: anger, confusion, joy, sadness and neutral.

happy early birthday OP! have fun !

joy
Given the task definition and input, reply with output. Categorize the following sentence into one of the five different emotions: anger, confusion, joy, sadness and neutral.

happy early birthday OP! have fun !

user
joy
assistant
Given the task definition and input, reply with output. Categorize the following sentence into one of the five different emotions: anger, confusion, joy, sadness and neutral.

happy early birthday OP! have fun !

joy