Gladys Knight Sings ‘Happy Birthday’ During Traffic StopCopyFacebookXTruthGettrLinkedInTelegramEmailSaveOfficer Paul Rogerson with his wife and Gladys Knight. Pleasant Grove Police DepartmentBy The Associated Press3/5/2016Updated: 3/5/2016PrintREAD MOREVideo: Man Overdose During Traffic Stop, Prompting Trooper’s Rescue