Johnny Galecki played an uneducated character in The Big Bang Theory.
Kelsey Shelton Smith-Briggs -LRB- December 28 , 2002 -- October 11 , 2005 -RRB- was a child abuse victim .. child abuse. child abuse. She died at the home of her biological mother Raye Dawn Smith , and her stepfather Michael Lee Porter .. biological mother. Mother. stepfather. stepfather. Her death was ruled a homicide .. homicide. homicide. Kelsey had been `` closely '' observed by the Oklahoma Department of Human Services from January 2005 up to and including the day of her death .. Oklahoma. Oklahoma. Oklahoma Department of Human Services. Oklahoma Department of Human Services