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kimksigningauto_460.jpgGetty Images for Sears

The Kardashians presented their new line for the Kardashian Kollection Saturday at the Willowbrook Mall Sears in Houston.

Kim, Kourtney and Khloe took to the red carpet for a photo op before signing autographs for fans. Kim Tweeted, after the event: "Thank you Houston for the amazing love!!!!" She also posted a photo of her swollen feet after wearing Givenchy cage heels for the entire event and the effects weren't pretty ...

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She wrote: "Swollen feet or a new Givenchy tattoo?"

The pregnant reality star and her sisters sported slightly more dressed-down looks as they left LA for the Texas town on Friday. Click through to see those photos and video ...