Episode Name: Family
Episode Overview: Wilson prepares to transplant bone marrow from Matty to his brother Nick. But when Matty gets sick, the team must cure him as he's the only safe donor. Meanwhile Foreman deals with the consequences of his mistake and House has a battle of wills with his new pet Hector.
Episode Number: 21
Episode Season: 3
Episode First Aired: 2007-05-01