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: How can I tell Happy Anniversary, when u are not happy..  #ampalaya #paitpaitanangpeg
This tweet contains emotions: 
joy, sadness