Your search for "city pigeons" revealed the following:

CITY PIGEON with Slate * Broadway Sparkle Sock Set * -- full-size skein with mini-skein -- ready to ship yarn

STRAWBERRY PATCH and City Pigeons * Broadway Sparkle Sock Set * -- full-size skein with mini-skein -- ready to ship yarn

HIGHLIGHTER BLUE -- Half-Skein -- Alphabet City tweed sock yarn (black/grey nep) -- ready to ship