Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @teenageic0n_ you'll be pleased to know my family are blues
This tweet contains emotions: 
anticipation, joy, optimism, surprise