A Singapore debt collector, who showed up at a debtor’s workplace in a Chinese funeral outfit in a desperate bid to harass him to return his client’s money, was on Wednesday sentenced to five weeks’ jail.Peh Chong Wee, 59, pleaded guilty to four charges of harassment and using criminal force on a police officer, with another charge of harassment taken into consideration for sentencing.Peh’s loud shouting and whistle-blowing as he walked along a corridor caught the attention of the debtor’s…