CABARET By Post Staff Report Published Aug. 14, 2009, 4:04 a.m. ET FEINSTEIN’S:Peter Lemongello sings tomorrow at 8:30 p.m. 540 Park Ave.; 212-339-4095. METROPOLITAN ROOM:A cabaret fixture for more than half a century, Annie Ross performs Tuesday at 9:30 p.m. 34 W. 22nd St.; 212- 206-0440.
