Task: Analyze the tweet to determine the degree of emotion E expressed by the user. Classify it into one of four intensity levels. 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 12th birthday to my Neopet! #retro\nHappy 75th birthday, Harrison Ford! #legendary\nHappy 80th birthday, Krispy Kreme! #delicious
Emotion: joy
Intensity class: 