Former Democratic presidential candidate Hillary ClintonHillary Diane Rodham ClintonCollins walks impeachment tightrope Hill.TV's Saagar Enjeti rips Sanders for 'inability to actually fight with bad actors' in party Hill.TV's Krystal Ball knocks Clinton's 'mean girl' comments against Sanders MORE, who has been laying low since her Election Day loss, made a surprise appearance Tuesday night at the UNICEF Snowflake Ball to present an award to Katy Perry.

The event is a popular New York gala that fundraises for the organizations humanitarian work and recognizes those who have contributed to UNICEF. This year, singer Katy Perry, who was an outspoken supporter of Clinton, was awarded the Audrey Hepburn Humanitarian Award.

She was shocked when Clinton herself presented her with the honor.