WATCH: Gord Downie joins Blue Rodeo on stage at Massey Hall

The audience at Massey Mall got a thrill Thursday night as Gord Downie joined Blue Rodeo on stage.

The Tragically Hip frontman and members of the Sadies chimed in on "Lost Together".

Downie, who has been diagnosed with terminal brain cancer last performed in late November, taking the sage in Halifax for his "Secret Path" project.