How Kim Kardashian Simply put: “My bad.”

While Kourtney Kardashian She celebrated her 42nd birthday on Sunday, April 18th. Her younger sister was called because of a noticeable mistake. As Kourt revealed in her Instagram story, Kim wrote her a heartfelt card on the occasion – except that she had misrepresented her age. According to Kim, it was apparently Kourtney’s 41st birthday.

“So Kim thinks I’m 41,” Kourtney said in an Instagram story video that revealed the typo. “I think last year really didn’t count.”

While the four-year-old mother acknowledged her mistake, there was no shortage of love for the firstborn Kardashian sibling. “Happy Birthday to my Armenian Queen @kourtneykardash!” Kim said in an Instagram tribute. “The person on this planet I have known longest! The person who will try any beauty treatment with me.”

“About Kourt,” Kim continued, “there is no one like you! You always know what you want in this life and will never conform to the ideals of others, and I admire that so much! You always stand up for that what is right and what has become. ” the best therapist a girl could ask for! I also love you at the end of time and beyond! I wish you the best birthday, you deserve everything !!! “