A longtime Geico spokesman, known as the Gecko, was killed yesterday in Los Angeles while filming an ad for the company’s new holiday campaign. According to a spokesman the Gecko was filming a scene in the downtown area when the accident occurred. Apparently, an 85-year-old driver crashed the set and splattered Gecko, just as he stepped out into the street. Police on the scene, immediately arrested the man, who was charged with impaired driving and driving without insurance. According to sources the man told police his gas pedal stuck as he was driving just outside the cordoned off area used for filming.