"Tonight is Kim' birthday and I'm so excited to celebrate my sister," Khloé says in her confessional. "I love her and I'm just so happy that this is Kim's day. But when is it not Kim's Day?" ...

"Happy Birthday Dad! I celebrate you every single day but today even more," Kim began the caption of her tribute post. "So much to tell you! I called your cell phone number just wondering if ...

In 2014, former NBA star Dennis Rodman was in North Korea for Kim's birthday, and sang "Happy Birthday" to him at a basketball match in Pyongyang. But citizens were told only Rodman had "sung him ...