A Riddle ... 11/15/2008 6:55 AM PT What do you call a blonde standing between two Kardashian sisters? Former reality show "star" Kristin Cavallari. 'Memba her!? See Also Kristen Cavallari -- Drunk and IrrelevantKim K Hauls Ass in 90210 Share on Facebook Share on X Kim Kardashian Kristin Cavallari The Kardashians Paparazzi Photo