Kardashians Bow Down to Their Grandma "Queen" MJ on Her 85th Birthday

The Kardashian-Jenner family celebrated Kris Jenner's mom's birthday at a party last weekend.

Happy birthday MJ!

Kris Jenner's mother and the Kardashian-Jenner sisters' grandmother Mary Jo Shannon turned 85 on Friday. Kim Kardashian and her siblings posted sweet online tributes to the family matriarch.

"Happy 85th Birthday to my grandma MJ! The Queen!!!" Kim wrote on her Instagram Story, alongside a throwback photo showing her and sisters Khloe Kardashian and Kourtney Kardashian as kids with Kris and MJ.

Kim also shared pics of her and MJ with other family members, including husband Kanye West and kids North West, 6, Saint West, 3, Chicago West, 1, and Psalm West, 2 months. She also posted family pics taken at a photo booth at her grandmother's early birthday party last weekend.

"Happy 85th Birthday to my hero, my grandma MJ!" Kim wrote on Instagram. "I am so grateful that you have been such a strong force in my life and always there to guide me and give me the best advice."

"Spending this last week with you has been a dream come true traveling and showing you a little bit of my work and just spending some quality time with you," she continued. "I will cherish this forever! I love you so much!!!"

Guests at the bash also included Kourtney and her kids, Khloe and 1-year-old daughter True Thompson, Kylie Jenner and 1-year-old daughter Stormi Webster, and Kendall Jenner.

Khloe posted on her Instagram page on Friday a photo booth pic showing her and MJ kissing True.

"Happy birthday sweet MJ!" Khloe wrote. "What a magical birthday! We are all beyond blessed to have you in our lives! Thank you for giving the best advice and for telling the most fascinating stories...you're our queen! We all love and adore you! Let's celebrate you forever! Muah muah."

Kris also shared a slew of throwback pics with her mother.

"Happy Birthday Mom!" she wrote. "You are truly my inspiration and such a joy and a light to all of us. Thank you for raising me as a strong independent woman like you... you are the best Mom, Grandmother, friend and confidant, and I am so blessed that God chose you to be my mommy!! I love you so much Mom!!!! #love #family #happybirthdayMJ"

Kim Kardashian and MJ

Kim posted this pic taken in the photo booth at MJ's 85th birthday party.

Khloe Kardashian and True Thompson

Khloe's daughter gets kisses from her mom and great-grandma!

Kris Jenner and MJ

Kris posted this photo taken in the photo booth at MJ's 85th birthday party.

Kim Kardashian, Kris Jenner and MJ

Kim posted this pic taken in the photo booth at MJ's 85th birthday party.

Kim Kardashian and North West

Kim posted this pic of her and her eldest daughter in the photo booth at MJ's 85th birthday party.

Kim Kardashian and Psalm West

Kim posted this pic of her and her baby boy in the photo booth at MJ's 85th birthday party.

Kim Kardashian and MJ

Kim posted this pic taken in the photo booth at MJ's 85th birthday party.

Stormi Webster and MJ

Kris Jenner shared this throwback photo of Kylie Jenner's daughter with the birthday lady.

Kim Kardashian, Khloe Kardashian and MJ

Kris Jenner shared this throwback pic on her mom's birthday.

Kendall Jenner and MJ

Kris Jenner shared this throwback photo of her daughter with the birthday lady.

Kris Jenner and MJ

Kris posted this photo taken in the photo booth at MJ's 85th birthday party.

Kim Kardashian, Kourtney Kardashian, Kris Jenner and MJ

Kim posted this throwback pic.

Kourtney Kardashian, Penelope Disick, North West, True Thompson and Khloe Kardashian

Family fun in the photo booth!

Watch Keeping Up With the Kardashians when it returns for a new season in the fall, only on E!