August 18 2022

Reminder - Citizens' Day : Rosemère Welcomes OSM in the Parks SiriusXM

The big day has arrived! The Town of Rosemère, in collaboration with the Externat Sacré-Coeur, is proud to welcome the OSM in the Parks SiriusXM on August 20, starting at 7:30 p.m., as part of Citizens' Day. The event will take place at Externat Sacré-Cœur's school-park. Close to 10,000 people are expected to attend this free outdoor concert, which will include a short tribute to Rosemerite and well-renowned hockey player Mike Bossy.  

To see the program for Citizens' Day, click here.

For all the details about the OSM in Rosemère, click here.


  • Location: Externat Sacré-Cœur school park, 535 Lefrançois Street, Rosemère
  • Date and time: Saturday, August 20 

7 p.m. – Performance by the Externat Sacré-Coeur's Stage Band, with the participation of OSM musicians

7:30 p.m. – Concert: OSM in the Parks SiriusXM 

9 p.m.– Fireworks

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