Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: Nothing lovelier than your great mate sending the most joyful and sweet pic - Thankyou #amy @artburstltd XXXX
This tweet contains emotions: 
joy, love, optimism