This happens. 2019 is coming to a close in the Hot Wheels basic world, and Mattel just dropped the last two cases simultaneously.
That meant an all-nighter for our friends at Wheel Collectors, sorting through two cases and getting them listed. Yet they still care about the Lamley Readers, and photographed the case contents of both cases. Here is P, and I will post Q shortly. Videos coming too.
As always, here is a P Case picked randomly off the pallet that Mattel sent. Enjoy: