Celebrity Parents Kourtney Kardashian and Niece Stormi Enjoy Some Sweet Bonding Time — See the Cute Clip Hear Kourtney Kardashian's adorable nickname for youngest sister Kylie Jenner's 3-month-old daughter Stormi By Jen Juneau Jen Juneau Twitter Jen Juneau is a digital news writer for PEOPLE since 2016. People Editorial Guidelines Published on May 14, 2018 03:35 PM Share Tweet Pin Email Mother’s Day was all about bonding for Kourtney Kardashian — even with her siblings’ kids. The reality star cuddled up close to her youngest sister Kylie Jenner‘s 3-month-old daughter Stormi on Sunday, sharing a video of their cute session to Snapchat and Instagram Stories. In the clip, the 39-year-old says, “Storm-a-lou, Storm-a-lou,” as the baby girl sits on her aunt’s lap, adding Snapchat’s cute bear-filled Mother’s Day filter to the pair. Want all the latest pregnancy and birth announcements, plus celebrity mom blogs? Click here to get those and more in the PEOPLE Babies newsletter. https://www.instagram.com/p/Bium-95gFIx/ Kourtney Kardashian/Instagram RELATED GALLERY: Definitive Proof That Kylie Jenner Isn’t a Regular Mom — She’s a Cool Mom Kardashian used social media on Sunday to share photos and videos of her celebrations, from an “Armenian breakfast” to tons of flowers and huge silver balloons that spelled out “HAPPY MOTHERS DAY MOM.” She also posted a throwback photo of her three kids with ex Scott Disick — sons Reign Aston, 3, and Mason Dash, 8, plus daughter Penelope Scotland, 5½ — captioning it, “Thank you God for making me their mommy.” Kylie Jenner/Instagram RELATED VIDEO: Kylie Jenner Makes Red Carpet Return at the Met Gala with Travis Scott Three Months After Welcoming Stormi Over the weekend, Jenner’s former bodyguard Tim Chung used Instagram to clear the air about rumors surrounding Stormi’s paternity and his alleged involvement in it. “I am a very private person and would normally never answer to gossip and stories that are so ridiculous that they are laughable,” he wrote. “Out of deep respect for Kylie, [boyfriend Travis Scott], their daughter together and their families, I would like to set the record straight that my interactions with Kylie and her family have been limited in strictly a professional capacity only.” “There is no story here and I ask that the media no longer include me in any narrative that is incredibly disrespectful to their family,” Chung concluded.