It takes a village! When Penelope and Mason Disick want to do DIY cake decorating, mom Kourtney brings along an entire entourage for the outing to Duff's Cakemix.

"Fun" aunt Khloe came along, as did a girlfriend, bodyguard and a few other hangers-on. All for the two tykes to have a fun afternoon activity!

Unfortunately, the popular West Hollywood shop, owned by the Ace of Cakes and Duff 'Til Dawn host, lets young and old alike, dig into their fondant, use various cookie-cutter shapes and tools, add edible glitter and sprinkles to their baked-good masterpieces and take it home to eat all for the low price of MINIMUM $50. The more toppings and tools you use, the higher the price ... and if you ask for help from a Duff's expert, the price goes up again. But hey, it's a fun activity and the Kardashians aren't worried about dough ...

As the store attracts lots of LA's hottest tots, one of the adorable girls got caught in the crossfire on Friday when it appeared a paparazzo walking backwards, taking pix of the Kardashian krew, accidentally bumped into the tyke and knocked her down! The girl's mom was nowhere in site -- she was probably standing off to the side snapping pix of Khloe and Kourtney, in fact. But the girl was unhurt and reunited with her mom. What it all go down ...