Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "I didn’t think it could be done. I said it was impossible. But @Tesco have made a pizza so large, my son couldn’t finish. Well done Tesco 🍕
" STOCK: Tesco DATE: 29/12/2017
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 0.0.