Please analyze the tweet "@SouthernRailUK delays from Streatham Cmn to Clap Junc &amp; now train took 20 mins for 9 mins journey. Missed 2 trains to Reading #fuming" and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
anger