<http://schema.org/description>
"Rapper will be a \"surprise guest\" for Perry's February 1st set, which also features rock legend Lenny Kravitz"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.rollingstone.com/music/news/missy-elliott-will-join-katy-perry-super-bowl-halftime-performance-20150130>