Calvin Kline Controvery [PIC]

Study the billboard very closely, can you see the dirty word? C'mon, we know you're filthy filthmongering filth-0-philes! Yeah, we thought they're stretching it too. Here's the rub. The chair supposedly is an "f", the models underwear is a "u" then comes the "ck" logo. Get it? It's naughty!