After being contracted as a Victoria's Secret Angel in 2005, she was featured in the 2006 Victoria's Secret Fashion Show, showcasing the $6.5 million "Hearts On Fire" Fantasy Bra decked with almost 2,000 diamonds weighing with a centerpiece diamond brooch weighing . During this same Victoria's Secret show, she opened the segment, dressed as a fantasized sexy air hostess. Due to a design flaw, her right shoe flapped opened and slipped off her foot half way down the catwalk, causing Karolina to continue walking with only one shoe on as nothing had happened. The video got more than 600,000 views, and the incident was soon considered a "legendary moment".