Kris Jenner had her own Lucille Bluth moment while proving she doesn't know how much fast food costs. On the latest episode of The Kardashians , Kim Kardashian 's Las Vegas birthday plans fall through, so the Kardashians and their friends decide to grab a bite at a nearby In-N-Out. Jenner tries to hand Khloe Kardashian a large wad of cash, to which the youngest of the sisters responds, "Mom, I don't know how the f--k you've never been to a fast food restaurant. We don't need hundreds of dollars." "My mom gave me $100," said Khloe to the camera, showing the crisp bill. "She tried to give me $300. I don't think she realized how much fast food restaurants are." Jenner had clearly overestimated the price of the large order, which ended up being $59.50. Kim revealed that this is her "vegan cheat meal" and shared her order: plain cheeseburger with light onions and a side of cheese fries. The rest also ordered milkshakes, b