Board Thread:Game Discussion/@comment-25956839-20150505095336/@comment-190.50.201.143-20150506003310

Yep, unlocked Speed Demons and Endurance Kings by pressing Get it Now button. But still got the car with black livery although it was showing a white one.

If you buy it after the showcase, the Get it Now button dissapears and you lose your chance to unlock the series prematurely.