1 of 9
MEET YOUR NEW SQUAD: MASON & PENELOPE DISICK & NORTH WEST
Dream, prepare yourself emotionally to have the best birthday parties ever. Kourtney Kardashian and Scott Disick's son, Mason, 6, and daughter, Penelope, 4, as well as Kanye West and Kim Kardashian West's daughter, North, 3, will be there to celebrate with you, and, more importantly, dress up with you.
2 of 9
AND DON'T FORGET REIGN DISICK
The youngest of Disick and Kardashian's brood, Reign, 22 months, already looks fierce in a costume, which is an essential requirement of being a Kardashian Kid.
3 of 9
SAINT WEST WILL SHOW YOU THE ROPES
Born in December 2015, Saint is your youngest Kardashian kousin and the closest to you in age. Stick together. Don't let the older ones gang up on you.
4 of 9
QUICK, GRAB YOUR PASSPORT
The Kardashians love to travel, and their kids are expected to join in on the fun. Here, Kourtney cuddles with Penelope on a dreamy summer vacation to Italy.
5 of 9
HALLOWEEN IS SACRED
In 2014, North and her mom went as Anna Wintour and Vogue's editor-at-large André Leon Talley, respectively. You will most certainly be dressed up in ridiculous costumes before you can even speak. Just have fun with it.
6 of 9
PREPARE YOURSELF EMOTIONALLY FOR A LOT OF AUNTIE TIME
Kim, Kourtney and Khloé all step up as babysitters for their sisters' children. The only thing they ask for in return? Lots and lots of duck face selfies.
7 of 9
FAMILIARIZE YOURSELF WITH ONESIES
You'll be wearing one in no time, à la aunt Khloé and cousin Mason.
8 of 9
DID WE MENTION THEMED BIRTHDAY PARTIES?
You'll be getting a lot of those.
9 of 9
GET READY FOR A LOT OF LOVE
And sitting front row at major fashion shows, of course.
Kirk Douglas Celebrates 100 with a Star-Studded Birthday Party (and a Little Vodka)
Carlos and Alexa PenaVega Welcome Son Ocean King — See His First Photo!
Amber Rose and Val Chmerkovskiy Hold Hands in Los Angeles
Khloé Kardashian and Lamar Odom Will Soon Be Legally Single as Divorced Is Finalized
Arnold Schwarzenegger Reveals He May Hire Donald Trump as a Guest Advisor on Celebrity Apprentice
How Teens’ Love Triangle Led to the Brutal Murder of a Texas High School Beauty Queen
Thandie Newton Discusses Being Naked 'for Days' on Westworld — and Whether Maeve Is Coming Back