'She's the most perfect baby girl EVER!' Khloe Kardashian gushes about niece Penelope... as Kendall Jenner shares a picture of the new addition

Her entrance into the world will be featured on the season finale of Keeping Up With The Kardashians, meaning she will be famous quite literally from birth.
And Kourtney Kardashian and Scott Disick's newborn daughter Penelope Scotland is already causing a stir among her family, with various members of the extended clan taking to Twitter to wax lyrical about the little girl.
Kourtney's sister Khloe wrote an entire blog about how perfect Penelope is, gushing: 'I’m an auntie again!!!!!!!!!! As I’m sure you all know, my beautiful big sister gave birth yesterday to the most perfect baby girl you’ve EVER seen — Penelope Scotland Disick!'

'Most perfect baby girl EVER!' Khloe Kardashian took to her Twitter page to gush about her new niece, sister Kourtney's daughter, Penelope Scotland

Khloe added: 'The entire family is literally exploding with joy and have not stopped fawning over our new little girl. And Mason is already loving being a big brother!
'This is just such a special and happy time for my family. Thank you to Kourt and Scott for making such beautiful babies! LOL.'
Khloe's blog came after Kourtney's younger half-sister Kendall Jenner treated fans to a shot of a new 'baby'.

Excited: Khloe wrote an entire blog on her website about becoming an aunt again to baby Penelope

New addition: Kendall Jenner teased fans on Twitter by posting a link to a picture with the caption 'babbyyy!', but then revealed it to be her friend's new puppy

However, while her followers were quick to click on the photo, they soon discovered Kendall had tricked them by instead posting a picture of her friend's new puppy.
She had captioned the shot on her Twitter page: 'Babbyyy!' before adding the caption: '@stassiebabeyy 's new puppy #jealous' when you clicked into the story.
Khloe and Kendall weren't the only members of the Kardahsian clan to gush about Penelope following her birth on Sunday morning.

Perfect little family: Kourtney and her partner Scott Disick already have a little boy, Mason, who is two

Kim wrote on her Twitter: 'Welcome to the world, Penelope Scotland Disick! Kourtney gave birth to a beautiful baby daughter on Sunday and the whole family is so thrilled to finally meet her!
'She is absolutely perfect! I am so excited to be an aunt again and can’t wait to spoil little Penelope. I know Mason is going to be the best big brother in the whole world. Congratulations Kourtney and Scott. Xo'
Penelope was born at the Cedars-Sinai Medical Center and weighed 7lbs 14oz.

Hot mama: Kourtney, seen here in Los Angeles last week, has maintained her stylish look throughout her pregnancy

And speaking to E! News, Kourtney, who is already mother to two-year-old son Mason with Scott, said: 'Scott and I are overjoyed to welcome our precious angel Penelope Scotland Disick into our lives.
'We are forever blessed. Mommy and baby are resting comfortably.'
According to Kourtney's mother Kris, her daughter had a natural birth and added: 'It was a great. She had an easy delivery.
'[Penelope] is so cute. She looks just like Mason. She's so beautiful. We are so happy.'