Khloe Kardashian looks unrecognizable as she poses with niece Penelope

See the Sweet Birthday Gift Travis Barker Gave Kourtney Kardashian's Daughter Penelope

Travis Barker Wishes Kourtney Kardashian's Daughter Penelope a Happy Birthday

Khloe Kardashian puts on a busty display as she shares a duo of clips from her time at a gym