The Capital will be a sea of red and white tomorrow as Ottawa gets set to host the country's biggest birthday bash.

Organizers of Canada Day celebrations are expecting around 350,000 people to stream into the downtown core to take part in the festivities.

There are activities planned on Parliament Hill throughout the day, as well as at Major's Hill Park and Jacques Cartier Park in Gatineau.

Here are some of the highlights of what's happening at Parliament Hill:

9 a.m. Flag-Raising Ceremony (East Lawn)

9:30 a.m. Changing the Guard (East Lawn)

10 a.m. Carillon Concert by Roy Lee, guest Dominion Carillonneur

12 p.m. Canada Day Noon Show

7:30 p.m. Canada Day Evening Show

Noon and evening show performances include Brett Kissel, Marianas Trench, Serena Ryder and singer impersonator Véronic DiCaire.

The celebrations wrap up with the annual fireworks display at 10 p.m.