Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: #EpiPen: when public outrage occurs, expand #PAP Patient Assistance Progrm, coupons,rebates .@GOPoversight @OversightDems on #Mylan #Epipen
This tweet contains emotions: 
anger, disgust