This morning they were violated from team hackers OurMine some Twitter accounts associated with Sony Music. The result was fake announcements that Britney Spears was dead. 
"Britney Spears is dead by accident! we will tell you more soon ". This was the announcement of the Twitter account @SonyMusicGlobal owned by the company Sony Music. It needed a counterpart tweet from CNN where he denied the news.
The team OurMine, known for hacking accounts like this, was responsible for the hack. In 2016 alone, the group illegally accessed the accounts of Google CEO Sundar Pichai, Facebook CEO Mark Zuckerberg, Twitter CEO Jack Dorsey and others. The OurMine team also took over the BuzzFeed website in October. And just last week, the hackers I got access to the Netflix and Marvel Twitter accounts.
