Former "That 70s Shows" co-star Lisa Robin Kelly, died. The actress passed away Wednesday, August 14, 2013. While battling addiction the Kelly checked herself into a treatment facility. It was reported that the forty-three year old died in her sleep at the California Rehab Center. No cause of death has been stated for Kelly.

We've most recently Lisa Kelly at more lows than highs. She was arrested on June 22 for driving under the influence, which had already previously been charged with and pled guilty too in 2010. Kelly also was arrested for domestic abuse in April of 2012 and for assault in November 2012.

American's remember Lisa Kelly most for her role as the flirtatious and promiscuous Laurie Forman sister to character Eric Forman (Topher Grace) on Fox's "That 70s Show". The Kelly's left the series after season 5 in 2003 and was replaced by Christina Moore for the sixth season.