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: Melissa Benoist and Grant Gustin HAVE to do a musical crossover episode! #glee origins #arrowverse
Emotion: joy
Intensity class: 