Task: Analyze the tweet's emotional connotations and classify 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 best portray the tweeter's mental state.
Tweet: MY POWER GOES OUT AND SHORTS OUT MY XBOX!! HAD IT SINCE DAY 1 LAUNCH OF COURSE IT BREAKS ON MY BIRTDAY! #birthday #xbox #sadness
This tweet contains emotions: 
anger, sadness