Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "@AgentBonello @pfizer If my erection lasts over 4 hours, i ain't calling a doctor, I'm calling everyone I know and bragging about it....
" STOCK: Pfizer DATE: 31/08/2017
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.