MuchMusic did a Festival Express-like thing way back when, as this article recalls

True, there was a live event telecast from Halifax, Nova Scotia, June 25 (1990). But this only climaxed a three-week, cross-country train tour beginning in Vancouver, British Columbia, during which a box-car-turned-studio became the site for awards presentations at 13 stops along the way. Concerts and jams by artists such as initial guests Jeff Healey, Crash Vegas, and members of Blue Rodeo also staged for showing on the service.