The response was a reference to a birthday message Trump allegedly wrote in 2003 to his then-friend Jeffrey Epstein, who would be convicted of sex crimes in 2008 and later died in a Manhattan jail cell while awaiting trial on federal sex trafficking charges.

Kimmel, who has been engaged in a years-long feud with Trump, didn’t appear fazed by the president’s claim. “I’m hearing you're next,” he wrote on his Instagram Story. “Or maybe it’s just another wonderful secret.”