The Rosie Project
What is Phil's shirt
help
![](https://d22o6al7s0pvzr.cloudfront.net/images/bookrags/qa/avatars/.defaults/unknown.png)
Asked by
Cat
Last updated by
Cat
help
After Don has a fight with Phil, Don is able to take Phil's bloodied shirt and conduct a DNA test on it. This test proves that Phil is Rosie's biological father and Rosie can have some closure in her life.