Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "https://t.co/7PTdpgjQhr is this for real @Starbucks I expect a response. This is unbelievable to me, a Starbucks fan.
" STOCK: Starbucks DATE: 31/07/2017
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is 0.2.