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Witness Insecurity (護花危情) is a modern TV drama produced by TVB and starring Linda Chung and Bosco Wong. The series was originally announced to be a spin-off of the 2011 series "Yes, Sir. Sorry, Sir!" featuring the popular character "Miss Cool" portrayed by Chung. A costume fitting press conference was held on 21 November 2011 at Tseung Kwan O TVB City Studio One Common Room at 12:30PM.