Using the tweet "Wooo so happy right now! Just bought my tickets to see @NiallOfficial next summer in Dublin.Can't wait 😁 #niallhoran #Dublin #music", determine how much joy is shown. The categories are: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.