Reblogged By: De De Tillman; International Celebrity Blogger Source:standard.co.uk.showbiz Posted: Wednesday July 30, 2014 @9:00 p.m PST   Drew Barrymore’s half-sister Jessica has been found dead. The Donnie Darko actress’s sister Jessica Barrymore was discovered dead in her car in National City, California, on Tuesday morning after a suspected suicide. Jessica was due to celebrate…