YES: "GIGANTIC"

As per Y/N/? regulations, Zooey Deschanel is a YES without any questions asked.

YES: ZOOEY DESCHANEL FOR COTTON

Download Zooey's version of the jingle here, and watch her frolic here.

YES: ZOOEY DESCHANEL FOR OLIVER PEOPLES

Zooey Deschanel, whose name sounds like that of a character in a French New Wave film, gets an automatic YES because she's Zooey Deschanel. And not Katy Perry.

YES: 500 DAYS OF SUMMER

EEE! Zooey Deschanel!