Welcome to the party. If there's one thing ... “Shrewd” is how Mika Nishimura, a design professor at Tokyo’s Meisei University, describes the way Hello Kitty conquered the worlds of commerce ...

This time around, the billionaire showed off the jaw-dropping arrangement of pink and purple Hello Kitty balloons, plushies, tote bags, blankets and backpacks among other themed party favors.

For her eldest, Jenner celebrated a day early, and she documented the party on her Instagram too, showing off a Hello Kitty Monopoly station, Hello Kitty-shaped waffles, and plenty of pink decor.

Kylie Jenner threw a Minions-themed third birthday party for her son Aire after her daughter Stormi's Hello Kitty-themed ...