Entertainment TV Khloé Kardashian, Kris Jenner Celebrate Kim's 41st Birthday: 'You Are in the Prime of Your Life' The businesswoman and reality star turned 41 on Thursday By Dory Jackson Dory Jackson Dory Jackson is an Associate Editor for PEOPLE's digital TV team. While at the brand, she's had the opportunity to interview a long list of celebrities, from Kate Hudson to Pierce Brosnan to Billy Porter. She has also helped recap popular TV shows like 'The Real Housewives of Beverly Hills,' 'Sister Wives' and 'Vanderpump Rules.' The New York-based Maryland native graduated from Randolph-Macon College in May 2016 with a focus on Communication Studies and Journalism. She came to PEOPLE in March 2021 after working at a number of major news companies, including Newsweek and Us Weekly. People Editorial Guidelines Published on October 21, 2021 12:25PM EDT Kim Kardashian West is receiving love from family and friends as she turns 41. Kicking off the birthday tributes bright and early on Thursday was Kris Jenner. The mom of six, 65, posted several photos of Kim over the years alongside a heartfelt message on Instagram. "Happy Birthday to my beautiful daughter @kimkardashian!!!! I can hardly believe how fast time flies by! You are in the prime of your life with four gorgeous children and living your best life," she wrote. "Your life is so full of the amazing things that you love to do, especially for your family, your kids, and for others who don't even know that you were helping them. You are always on the go, doing things for me, for your siblings, and for your whole family. How lucky we are to have you in our lives." Calling Kim "the most amazing mother, daughter, sister, auntie, and confidant," Kris gushed about being "beyond proud" of the Skims mogul. "Thank you for this amazing journey we are on together, for being the most spectacular business partner, for chasing our dreams together and for each and every memory that we share together," she continued. "I am beyond proud of you my beautiful daughter. I am so blessed that God chose me to be your mommy and I love you more than you will every [sic] know!!!" Kim Kardashian's Transformative Year Leading Up to Her 41st Birthday Khloé Kardashian, 37, also dedicated a lengthy tribute to Kim on Instagram. "Happy birthday my Keek a Leak!!! My entire life, I have adored you," she began. "Even when you didn't think so, I was watching in amazement. I still am enamored by you. I am Constantly in awe. In awe of your bravery, your stillness, generosity, your unicorn like beauty, your confidence, your ability to give to so many people all at once. I can go on and on and on about the ways you take my breath away." "I am so impressed by the woman, mother, sibling, friend you are to us all. Somehow you balance it all friends, family, business, law school…. It's really something to witness Keeks. You ride for yours," she continued. "You're someone I know will show up at any time, at any place. You will drop anything for the ones you love. Your heart is made out of magic and your spirit is pure and gentle." "I know for certain, that no matter what happens to any of us, we will always be OK because we have one another. I hope you have the happiest of birthdays Keeks! I pray that every wish you have, comes true. You are so deserving of everything beautiful in this world! I love you beyond description!! In every lifetime before and later, I love you. Until the end of time, I love you!!!" Kendall Jenner celebrated her sister by sharing a cute throwback photo of the star holding her when she was a baby. "Happy birthday to my beautiful sister! @kimkardashian," the model, 25, wrote on her Instagram Story. In a second Instagram Story post, Kendall noted they were "best buddies since the day I popped out," and went on to share various photos of the two together over the years. Kim's longtime pal Jonathan Cheban posted a throwback photo of the pair enjoying a night out, and designer Donatella Versace celebrated her special day with a photo of the reality star's 2018 Met Gala look, in which she wore a gold Versace gown. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. Kim had quite the year leading up to her 41st birthday, jumpstarting 2021 by filing for divorce from husband Kanye West. Amid the split, sources have told PEOPLE Kim "is focused on co-parenting" her four children — North, 8, Saint, 5, Chicago, 3, and Psalm, 2 — with the 44-year-old rapper. The star also bid farewell in June to her family's long-running reality series, Keeping Up with the Kardashians, and is gearing up for their upcoming Hulu series. Kim Kardashian West. Jared Siskin/Patrick McMullan via Getty Images Recently, she hosted Saturday Night Live for the first time. "Hosting Saturday Night Live was probably one of the best experiences of my career," the businesswoman wrote Instagram afterwards. "The amount of work that the entire @nbcsnl team puts in to make a show like this even possible is unmatched!" "I'm forever grateful for this experience and to everyone that supported me and worked so hard to make this all possible," she added. "Thank you!"