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: Last Sunday YouTube glitch making me lose up to 20 subs is heartbreaking for a channel my size! Nearly at 1K though #1Ksubs #youtube soon 😀
This tweet contains emotions: 
joy, sadness