The jury is being shown a video of the MTV Cribs programme in which Joss Stone gives a tour of the modest pink cottage and pink car she had at the time.
The tour includes her purple bedroom - her favourite colour, she says.
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The memorial service will be attended by Prince Harry and Meghan Markle.
David Browning admits manslaughter by diminished responsibility but denies murder.
Four people have died and the suspect is still at large, police said.