Over those many years, Faye always troubled Summer Ford, kept picking on her, and Ronan was always coveting Summer — all of which she filtered out and didn't mention at all.
Summer Ford actually quite admired her; being so bizarre to this extent could earn her a Guinness World Record.
Yvonne's anger was understandable; Summer was quite aware of it.
Hearing that she got involved with Ethan Laurent, before dialing this phone call, Yvonne probably already calculated multiple times how much money she could squeeze out from her.
She must have been full of confidence when making the call, but who would have thought she wouldn't get a cent, naturally making her angry.
Summer Ford had no particular attachment to Yvonne, yet did not retaliate to any of Yvonne's accusations, out of consideration for the small bit of kindness from The Ford Family.
