Every color but the all important yellow.

[And really, what's a pair of socks for Six without yellow? Useless. So she frowns, tossing the socks back where she originally found them.]

How is it that the one that wears every color imaginable is the most difficult to find something for?

[It's mind boggling, really it is. But still, her eyes fall over onto the floral socks Rory is admiring, and her eyebrows arch.]

Are those contenders for our Doctor, then? [Because which other one of them would actually wear those? Only Eleven.]