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: @m_giacchino will this be aired on radio or filmed? Lots of fans over the pond too! #wales #lost
This tweet contains emotions: 
joy, optimism, sadness