By Adam S. Levy - Breaking Celebrity News Staff Writer

Ray J is blasting claims made by Whitney Houston's former sister-in-law Leolah Brown that the hip-hop star was little more a gopher for her to get illegal drugs -- including the cocaine the Los Angeles coroner Thursday confirmed was in the singer’s system at the time she accidentally drowned. 

Leolah, who is the sister of Whitney’s ex Bobby Brown, told HLN’s Dr. Drew Thursday night she felt something didn’t add up when Ray J -- normally a ham for the cameras when Whitney was by his side -- left the Beverly Hills Hilton after Houston’s death six weeks ago “hiding his head being pushed into the car.

“Why is he hiding? Why is he hiding his face?” Leolah asked, adding the brother of singer Brandy “always tried to show