Translate the words in bold print into Dutch
7. A number of other 'Facebook parties’ have
(1) spiralled out of control, including the 16th birthday party of British teenager Bradley McAnulty in April 2012. Bradley had not posted details of the event on the internet, and had been careful to ask his friends not to, but somehow
(2) the news leaked out and appeared on Blackberry Messenger as well as Facebook. More than 400
(3) gatecrashers invaded his family home in Poole, Dorset, causing
(4) extensive damage.