R&B singer R. Kelly has been hospitalized and had to undergo emergency throat surgery in Chicago, his spokesman said in a press release on Wednesday.  The 44 year-old singer was rushed to Northwestern Memorial Hospital on Tuesday suffering from sever throat pain, where surgeons drained an abscess on one of his tonsils.  Kelly will be "laid up indefinitely" according to his spokesman, and it is currently unclear when he will be able to resume touring.