How Did Jang Ja-yeon Die?

Jang Ja-yeon was a South Korean actress. She was born in Jeongeup, South Korea. She debuted in the entertainment industry when she appeared in a television commercial in 2006. She was known for being part of the KBS television drama series Boys Over Flowers as Sunny, one of the antagonists of the series, at the time of her death. She died by suicide on 7 March 2009 at the age of 29.