Massari and Jully Black.
The scaffolding and stage have been rising for over a week
"With Canada’s most diverse lineup of musical talent, City New Year’s countdown show invites viewers to ring in 2013 with millions of their closest friends during the 28th annual City New Year’s Bash, beginning at 10 p.m. ET/CT and 8 p.m. MT/PT. Hosted by Citytv and Rogers Radio on-air personalities City New Year’s Bash 2013 will usher in the New Year live with exciting musical performances, and loads of family entertainment in front of tens of thousands of revelers from Citytv’s three party centrals: Nathan Phillips Square in Toronto, Olympic Plaza in Calgary, and Churchill Square in Edmonton."
See more of the stage setup after the jump.