Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @FitnessFirstAU something needs to be done about people hogging machines - nobody can use 3 machines at one time!  #notfair #whypay
This tweet contains emotions: 
anger, disgust, sadness