Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "‘Tis the season! First Christmas decoration sighting at Costco....in September. 






$COST @Costco https://t.co/9iJDWKWB9k

" STOCK: Costco DATE: 11/09/2018
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 0.0.