She just told me she is going to be having her #2 and is due 2 months after me! I could not be happier. I am also relieved she has managed to not have to go through treatments despite dealing with mfi.
IVF #1 ET 1 d3 embryo 10/30/11 BFP3 Embryos frozen (1 d5, 2 d6)DS born 07/29/12FET #1 ET 1 d5 embryo 02/10/15 BFNFET #2 1 d6 embryo didn't survive thaw, transferred last d6. CP 
Re: I just found out my sister is pregnant!
So fun! That is great too that she didn't have to struggle with IF treatments.
Jan 12: IVF #1 - BFP!
IUI#2 Femara/Ovidrel (cd 5-9) = BFN
IUI#3 Femara/Ovidrel (cd 3-7) = BFP!
beta #1 11/23 = 270, P4 = 75
beta #2 11/28 = 2055
Our daughter E was born 7/29/2012!
Surprise, our 2nd daughter P was born 5/22/14!