Thursday night's event at her Miami Beach home is being blasted by some conservatives in the traditionally Republican community. They dismiss her as a traitor to the cause of overthrowing the island's communist government.
But other Cuban-Americans praise her for grabbing Obama's ear on an issue that remains at the forefront of South Florida politics, five decades after the 1959 revolution.
The fundraiser will benefit the Democratic National Committee. Some observers say the event is emblematic of a Cuban-American community where the younger generation is trending Democratic.