Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "So yeah, @AmericanExpress can put all the great advertisements out they want, but all they care about is making mon… https://t.co/X9X3e4LjGy

" STOCK: American Express DATE: 12/09/2018
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 0.8.