I would not have your friends write rec letters because they don’t know you on an academic level which is what colleges generally want to hear about. I don’t know if Georgetown would even accept these letters, and I would not want to irritate your AO…this is what the website says, and I generally encourage students to follow directions:
The Georgetown Application allows high school counselors and teachers to submit personalized letters of recommendation for our applicants.
A legacy is just another type of hook.