 House says she needs a bone marrow transplant and while they're looking for a donor, Dylan goes into House's office and says he can be the donor as he is her father.He tells House to test his marrow to see if he's a match, but also tells him not to run the paternity test because Dylan will "lose either way".House arrives at Cuddy's office and upon her asking his medical opinion on her top two sperm donors, he states 'They're losers.'