Rob was a no show and we don't know if Kendall made an appearance.
The source continued, "The whole family is especially happy for Khloe's pregnancy, and thinks that this is going to be her best year yet".
Khloe responded to a fan asking how many months she is.
The reality star, who is expecting her own bundle of joy with boyfriend, Travis Scott, has stayed largely out of the public eye since news broke of her impending due date.
Earlier this year U.S. reports claimed the youngest of the Kardashian clan was expecting her first baby but the star has yet to confirm it. She has Jordyn to help her with the pregnancy and to ease her pain and sadness.
She also posted on Snapchat videos of her showcasing her baby bump while exercising.
Kylie Jenner Confirms She Was at Her Family's Christmas Party!
In recent weeks, Kylie has become less active on social media and has not posted a picture of herself on her accounts. In January, fans may finally learn about Jenner's pregnancy in an upcoming episode of "Keeping Up With the Kardashians".
There is, in fact, a theory that Kylie has actually already given birth, and that day 25 will see her cradling her newborn baby.
The insider added: "She has expressed some concerns about giving [birth] and the recovery, but she isn't freaking out".
Kylie will have plenty of advice on hand from her sisters Kim and Kourtney who have five children between them.
Sharing a photo of her beau Tristan, 26, cradling her baby bump, Khloe wrote to followers: 'My greatest dream realized!
Gov. Kasich signs into law Down syndrome abortion ban in Ohio
Opponents say such a law would damage doctor-patient relationships and does nothing to improve lives of those with Down syndrome. The law also says doctors who perform such abortions could face fourth degree felony charges and lost their medical license.