Fastest-selling kart videogame (opening weekend)

Fastest-selling kart videogame (opening weekend)
Who
Mario Kart 8
Where
Not Applicable ()
When
In its first weekend on sale in May 2014, Mario Kart 8 (Nintendo, 2014) sold an incredible 1,200,000 units worldwide, making it the fastest-selling kart game across this time period.