Kim Kardashian calls Kendall 'sweetest'

As reality Television (TV) star Kendall Jenner is celebrating her 19th birthday, her sister Kim Kardashian sent her well wishes. Kim, 34, posted a stunning picture of her sibling on micro-blogging site Twitter, international online web media reported. "To the sweetest girl in the world Happy Birthday I love you so much," she wrote. Khloe also posted a clip of a very excited 'Kendall'. The clip shows her mouth moving but nothing else as she squeaks about being giddy with excitement. "Oh I think kendalljenner is excited HappyBirthdayKendall," Khloe posted.