Task: Assess the magnitude of emotion E in the tweet using a real number between 0 and 1, where 0 denotes the least intensity and 1 denotes the most intensity.
Tweet: @WhiskurMew Happy birthday, beautiful! I hope today is as lovely, wonderful, and astounding as you are!! You deserve no less than that! 😊🎉🎂💞
Emotion: joy
Intensity score: 
0.891