Offshore drilling company bigwigs who testified at a House Energy and Commerce Committee hearing this week and deftly maneuvered around tough queries about the Gulf of Mexico oil spill had lots of K Street counsel. Among the law firms retained to help fend off lawmakers' queries were Patton Boggs for Halliburton, Skadden Arps Slate Meagher & Flom for Transocean, and Williams & Connolly for Cameron, say Hill sources. The biggest name in the room, BP, seems to have relied heavily on its own attorneys.