Ready or Not, Here Comes Andy Pettitte
Core Four - Wikipedia
Former Yankee Chuck Knoblauch calls out Yankees for retiring Andy Pettitte's number
Pettitte puts Twins in their place, Yanks win 5-2
Pettitte set for welcome Yanks return
Andy Pettitte - Wikipedia
Andy Pettitte's return gives Yankees cheap help
New York Yankees pitcher Andy Pettitte plans to announce his retirement
Andy Pettitte makes comeback, rejoins Yankees
Pettitte's Return Gives Yankees a Late-Season Lift - The New York Times
Andy Pettitte To Retire: Pedro Martinez and 10 Best Options for New York Yankees, News, Scores, Highlights, Stats, and Rumors