Knox Leon and Vivenne Marcheline are only 3 weeks old and they are so adorable. People Magazine has the exclusive photos of the babies and their happy family. There is even a photo of big sister, Shiloh carrying her baby sister. It is just too cute!!! According to some sources, the celebrity couple is getting up to 14 million for the first exclusive pictures of their babies. For more photos and story, check out the latest People Magazine which hit the newstands today.