'The award-winning R&B crooner was arrested at 12:25 p.m. by patrol officers who saw him smoking a joint while sitting in a Cadillac Escalade near 3rd Ave. and E. 21st St., close to Gramercy Park.
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The singer was amiable throughout the arrest, another source said.
“He was taking pictures with the cops,” the source said. “They were coming over to him and getting autographs.”