Spacey's announcement, posted on his Twitter account at midnight, came after Rapp -- best known for being part of the original cast of the hit Broadway musical "Rent" -- made the accusation in an interview with Buzzfeed News.

Rapp, 46, told Buzzfeed that in 1986, while both he and Spacey were performing in Broadway shows, Spacey invited the then 14-year-old to a party at his New York apartment.

Rapp said Spacey picked him up, put him on the bed and lay on top of the teenaged boy.

Rapp said he squirmed away after a brief period of time and went into the bathroom. Shortly after, he left Spacey's apartment and went home.

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