NEW YORK (Reuters) - Singer Ke$ha is coming to cable television with a new reality series that promises to document the "drama, madness and euphoria" of her professional and personal life, MTV said on Tuesday. "Ke$ha: My Crazy Beautiful Life," will premiere on MTV in April, the network said. "You might have heard my voice on the radio, seen me onstage or in a music video, but that's only a part of the story," the 25-year-old singer, known for hits including "Tik Tok" and "We R Who We R," said in a statement. ...