Top-Selling Girl Scout Drops Dead at Dance Autopsy inconclusive in sudden death of 14-year-old Sabrina Keller By Mark Russell, Newser Staff Posted Jun 13, 2011 1:00 AM CDT 7 comments Comments Sabrina Keller, the top Girl Scout cookie seller in San Diego country, died suddenly at a school dance Thursday night. (Sarahs813) (Newser) – A 14-year-old girl who was the top seller of Girl Scout cookies in San Diego died suddenly at a school dance, reports ABC News. Sabrina Keller, who sold 3,463 boxes of cookies this year, collapsed at the event held to celebrate the end of eighth grade on Thursday. She was flown to a nearby hospital, but was pronounced dead one hour later. An autopsy was inconclusive, and further tests could take up to 90 days for results. "It's really tragic," said the school principal. "She was a good kid."