Updated on: May 29, 2026 / 3:53 AM EDT / CBS News Add CBS News on Google Washington — Some artists who were announced as performers for what's being billed as a Great American State Fair amid President Trump's push for a major American birthday bash this summer in Washington, D.C., dropped out of their appearances shortly after an initial lineup was released.  On Wednesday, Freedom 250, a bipartisan nonprofit established to celebrate the country's 250th anniversary in the nation's capital, announced the initial set of artists lined up to perform. But by Wednesday night, two artists had already backed out of or turned down the opportunity, and several more followed on Thursday. Morris Day of Morris Day and The Time said he won't be performing, contrary to the advertisement. "It's A No For Me," Morris' official Facebook account posted.  Young MC, another artist advertised to perform, also said he won't be there.…