The 'Bad Moms Christmas' stars along with co-star Kathryn Hahn sat down with ET to talk their real holiday traditions.
Mila Kunis and Kristen Bell get way into the holidays....
ET's Cameron Mathison sat down with the two A Bad Moms Christmas actresses -- along with co-star Kathryn Hahn -- where they shared their mutual love of fun holiday decor.
"I love the holidays, so, I feel like I have just as much fun decorating for myself as I theoretically do for myself," Kunis admitted. "I love silly decorations, and I love things to be fun and not be classy."
MORE: Mila Kunis Says Motherhood Has Made Her 'Ragged Tired' But 'My Kids Are Happy and I'm Healthy'
"My whole house becomes an arts and crafts design project, and it's really just for me, 'cause I love everything to sparkle, like snow globes..." Bell concurred. "We have 35 Macy's Santa bears that are all over the couch."
That sounds like quite a commitment to holly jolly spirit!
A Bad Moms Christmas carols into theaters on Nov. 1.
EXCLUSIVE: Kathryn Hahn Reveals the Sweet Way She Convinced Susan Sarandon to Do ‘A Bad Moms Christmas’
Meanwhile, Kunis recently opened up to ET about how she and husband Ashton Kutcher are doing with their two kids.
Watch the video below to see!