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: Class is canceled due to a funeral. Not sure if it's appropriate to be happy or sad.. #happy
This tweet contains emotions: 
joy, sadness