Selma Blair pregnant sunglasses black sweater Jason Bleick

Pink popped this week so now it's Selma's turn!

The Cruel Intentions actress juiced up on some real coconut water Saturday in Beverly Hills -- drinking it through a straw straight from the coconut!

Blair is due sometime this summer ... we're guessing sometime this month!

What's your best guess for Selma's due date? Leave your vote after the jump ...