Hillary Clinton Surprises Katy Perry At UNICEF Ball: "We Need Champions"

Hillary Clinton made a surprise appearance at tonight’s UNICEF Snowflake Ball in New York to introduce Katy Perry, the singer and UNICEF Goodwill Ambassador honored with the organization’s Audrey Hepburn Humanitarian Award. “We need champions like Katy, now more than ever,” Clinton said. Her appearance was among her first since losing the presidential election to Donald Trump, and was greeted with a standing ovation. Audience members tweeted that Perry was surprised by…