Social Media Wrap: Oporto's $5 burger returns; Chatime refreshes T-Brewery in Victoria; McDonald's Mario Kart Happy Meals

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

Oporto's $5 burger returns.

Chatime unveils T-Brewery refresh at Oakleigh, Victoria.

McDonald's unveils Mario Kart Happy Meals.