Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: 3:45am and off to the hospital! Elouise's waters have gone!  #Labour #LittleSister #superexcited
This tweet contains emotions: 
joy