Don't fret – these cool birthday party ideas for tweens are sure to be a hit. Check out this extensive list that has great ...

The birthday girl wore a white tassel shirt ... Penelope Disick's choice of birthday party decorations featured ornaments that were not only good for her aesthetic, but also good for the environment.

The birthday girl performed a dance routine with True Thompson and Dream Kardashian, per videos posted by Khloé Kardashian.