Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: @Za_buhmaid Happy birthday sweety .. sweet 21 hun hope u have a wonderful day and a wondrful joyful year better than the last one, Luv U ♥
This tweet contains emotions: 
joy, love, optimism