pat moore is there to see his great granddaughter brissa. >> are you excited?ah. >> reporter: but she isn't the only member of the moore family to graduate this year. moore almost graduated 76 years ago from alvin high school. what happened? >> failed me. >> in what subject? >> english literature, and i hate to read. >> reporter: so he came back the following year. but this time? >> i had to go. >> reporter: a few months before graduation moore was drafted into the army air corps. after nearly four years of service he came home to fly crop duster planes and start a family. being a dad and a pilot left little time for school. but earlier this year in a small ceremony moore finally received his diploma. the class of 1946. what made you want to come back and get your diploma and graduate? >> that little girl right there. >> reporter: and he probably passed the porch. >> i love you. >> i love you. >> reporter: you've probably accomplished a lot in your life. where does this rank? >> way up there. >> reporter: at 93 pat moore proves that ag like the year on a diplom