Everyone is now clued up on capital cities, which film Steven Spielberg won his first Best Director award for and World Cup winners throughout the years.
Now it's time to test you and your friends' Eagles knowledge for the 2014/15 season - a campaign in which James McArthur arrived on deadline day from Wigan Athletic.
It didn't take long for the central midfielder to become an ever-present in the middle of the park for Palace. But can you remember the 10 fellow Eagles that lined up alongside Macca for his debut away at Burnley on September 13th, 2014?
Here's a clue: three who started at Turf Moor on that day are still teammates of McArthur's now.