So, you want to see the No. 1 team in the nation.

It won’t exactly be mission impossible — but you won’t be able to roll out of bed hung over and expect a seat after tip-off.

The purple’s new student attendance policy will be getting its first true test Saturday when Northwestern hosts No. 1 Illinois.

And no one, not the athletics department, not even Willie the Wildcat, knows what’s going to happen for sure.

Only a lucky 1,200 students will pass through the turnstiles with a swipe of a WildCARD. To avoid the risk of being shut out of Welsh-Ryan Arena, you’ll have to plan ahead.

NU’s athletics marketing department has been working hard to make sure students know about the first-come, first-served policy. But free admission, a Saturday game and the vaunted visitors will create an unprecedented demand.

“I know if we turn away student No. 1,201, there will be some upset people, and there will be criticism,” said Chris Boyer, associate athletic director for external affairs.

Buying a general admission ticket won’t be an option — those have been sold out for weeks. If enough of your classmates beat you to the game, you’re out of luck.

You’ll have only the cold walk back to campus —