Jon Bon Jovi will perform at the 12-12-12 Sandy relief concert in New York tonight.
Last week, he spoke about the devastation in his home town. He said: "This storm lasted a day, the effects will last a lifetime.
"In a time of need, people come together in a way that is unique".
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The Hollywood actor died of complications from surgery.
Celebrities lined up to be photographed with the characters, who famously have antennas on their heads and TV screens on their stomachs.
The Olympic champion released a statement after a newspaper alleged his American coach may have broken anti-doping rules.