AP Photo / Dan Steinberg, AP Photo/Matt Sayles
The Project Runway host and the Heroes star both sported similar looks at different events. Heidi hit Us Weekly's Hot Hollywood party in this ensemble, while Kristen opted for virtually the same look at the ESPY Awards.
Both girls looked great in their grape getups, but let's talk money. One starlet dropped lots more dollars on their outfit than the other. Think you know who splurged and who saved?
Test your fashion savvy right here!