Is the sentiment derived from the input text negative?

Given Text: Katy Perry was all smiles&amp;#160;when she&amp;#160;headed out for a Broadway show Wednesday night in New York City.&amp;#160; The singer wore a
Katy Perry was all smiles&amp;#160;when she&amp;#160;headed out for a Broadway show Wednesday night in New York City.&amp;#160; The singer wore a