Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @McDonalds: A Happy Halloween, indeed. $1 Any Size Fanta Orange at McDonald's. https://t.co/1hwauwwqhG
" STOCK: McDonald's DATE: 31/10/2017
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 0.8.