London, (ANI): Michael Jackson's sister Janet Jackson holds his personal doctor responsible for the singer's death. The pop star accused Dr Conrad Murray, the prime suspect in the star''s death, for administering excessive anaesthetic drug Propofol.

"He was the one administering... I think he is responsible," the Sun quoted her as saying on a US show. The grieving sister of the King of Pop further added that she found it "hard to believe" that Jackson was no longer with them. She said: "A day doesn't go by that I don''t think about him."