Can someone predict if my cousin will forgive me on july 16 2011?

Will she forgive me its been a year we have stop talking and on july 16 we will reunite and I want to know if something will happen on that day. She was supose to come to my house after my birthday last year 2010 and she let me down . Shes the type of person who holds grudges and I was wondering if someone can predict that she will forgive me on july 16 or not thanks.