Seventeen? If Lex were the kind to laugh outright at ridiculous statements, this would be the time to do so. Instead his eyebrows furrow slightly and one corner of his mouth quirks slightly upward.

"I'm sorry, but the person who you look like is my brother. He's twenty-two, and the last time I saw him was a year ago. Even so, I feel pretty safe in saying that you look more like him at twenty-one than seventeen."