Task: Categorize the tweet based on the intensity of the specified emotion E, capturing the tweeter's mental state. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: Happy birthday Zanele \nI hope you have a wonderful day 💓@xan_radebe \n🎊🎉🎈
Emotion: joy
Intensity class: 
2: moderate amount of joy can be inferred