Belgian park party invite is April Fool, but no joke for police 10 Apr 2021 / 09:00 H. BRUSSELS, April 1 (Reuters) - A Facebook announcement for a giant party in a Brussels park during Belgium's COVID-19 lockdown was intended as an April Fool's joke, but has sent police and prosecutors scrambling as nearly 20,000 people have said they plan to attend. The announcement, posted in March, promised a host of DJs, singer and producer Calvin Harris and a one-off reunion of French band Daft Punk in the Bois de la Cambre, Brussels' largest park, on Thursday evening. "La Boum" (the party) would have...