Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: #EpiPen: when public outrage occurs, expand #PAP Patient Assistance Progrm, coupons,rebates .@GOPoversight @OversightDems on #Mylan #Epipen
This tweet contains emotions: 
anger, disgust