shut up and color
v. phr.— «Field perceives that they are being deceived. possibly being used as guinea pigs, treated like idiots and told to due nothing more than shut up and color (or in this case take the vaccine).» —“Adverse Reactions To Anthrax Vaccine” by John C. Jensen Congressional Testimony by Federal Document Clearing House July 21, 1999. (source: Double-Tongued Dictionary)