Is laughter an emotion or an exercise?

Is laughter an emotion or an exercise?

Is laughter an emotion or an exercise?

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Is laughter an emotion or an exercise?

Is laughter an emotion or an exercise?
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Common on Eric Garner's death: 'Justice' would be firing the NYPD officer

Common on Eric Garner's death: 'Justice' would be firing the NYPD officer Up next

Common on Eric Garner's death: 'Justice' would be firing the NYPD officer