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: Our branch will be closed this Sunday, 9/25, in honor of the IRONMAN 70.3 happening in Downtown! Come cheer on race participants!
This tweet contains emotions: 
anticipation, joy, optimism, surprise