Social Media Wrap: Brumby's new gluten free pie; Mcdonald's launches Mario Kart in Happy Meals; Domino's new Pizza Dogs

Find out what QSRs have been up to on social media this week.

Brumby's introduces all-new Gluten Free Traditional Beef Pie.

McDonald's announces partners with Nintendo to launch Mario Kart in Happy Meals.

Domino's showcase its new Pizza Dogs.