Soyez Les Bienvenues
RFI's JFF opens with 'soyez les bienvenues' just after their headlines.
From
Soyez les bienvenu(e)s ! : Welcome! (to a group of people) FR CA
Sois le bienvenu ! Sois la bienvenue ! : Welcome! (to one man, one woman)
Soyez and sois are the subjunctive. Thus expressing wish. Thus lit. 'we wish you bienvenues' or 'we wish you welcomes'.
Appendix
Conjugation of 'être':
From: frenchlearner.com\
