Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: @LidlUK Just bought a pack of two medallion beef steaks. Got home. Cooked them. One steak is 100% pork. I had one unhappy mother. 🐮🐷
This tweet contains emotions: 
anger, sadness