Analyze the following tweet to determine the level of anger expressed. The levels are: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger can be inferred.
Tweet: My mother-in-law, in a fit of #rage, referred to someone as a 'yo-yo'.\n#yoyo #motherinlaw #amirite #fitofrage