Paris Hilton’s twenty-three year old kid sister Nicky Hilton is considering a second walk down the aisle with clothing designer BF, twenty-four year old David Katzenberg.

“He’s really proven to be her rock in the past few months, standing by her side as her sister Paris went to jail and the family had to deal with a lot of criticism,” a Nicky source tells Star. David, better get that cushion-cut diamond ring!’

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