Reality star Kourtney Kardashian has admitted that her husband, Travis Barker has a foot fetish.

She made the confession when she and her sister Khloe Kardashian appeared on a Vanity Fair lie detector video.

Barker often posts pictures of Kourtney's feet on his social media page, making fans speculate that he had a foot fetish.

In the video, Kourtney disclosed that she and Barker once engaged in sexual activity while dressed in Halloween costumes

She also shared that they were once caught going at it outside their home.

The reality star later disclosed that her other fetishes were not "wildly crazy."

Kourtney previously explained why she and Barker preferred tongue kissing when engaging in public displays of affection.

"I don't want to get lipstick all over him, and I don't want to ruin my lipstick," she said on an episode of Hulu's "The Kardashians,"

She added, "But we also don't want to not kiss, so we'll kiss with our tongues. That's why we kiss that way."