Duff vs. Duff: Who'd You Rather?

Duff vs. Duff Who'd You Rather?

Published July 3, 2010 4:25 AM PDT | Updated May 12, 2019 2:11 PM PDT

Biological sisters Haylie Duff, 25, and Hilary Duff, 22, resurfaced at the same event in NYC on Thursday.

Question is ...