Some of the biggest names in music have been arriving at the O2 Arena for a charity concert in memory of Stephen Lawrence.
The Unity Concert marks 20 years since the teenager was murdered in a racist attack in Eltham in south east London.
Usher has announced his Euphoria Europe tour, kicking off in Amsterdam this January. Londoner Rita Ora will be a special guest.
She may have been born in the former Yugoslavia, but Rita Ora is a Londoner through and through.
She began her singing career in London's bars, but with two number ones under her belt, she's now booked for a string of summer festivals including one at Wembley Stadium tomorrow.
So there was lots to talk about when our Entertainment Correspondent, Lucrezia Millarini, met her at Hackney Picture House.