Yes, two blonde sisters (twins?) and a M-F team:
This from Chateau!!
Our missing team is a bit of a surprise:
could this possibly be Aimee Mullins? Model/Actress/Athlete?
Photo of her from a similar angle as above picture:
Looks kind of similar but really really hard to tell, but the overall description (actress/model/athlete) makes me think it might be her. Couldn't find any information about her having a boyfriend/husband though so not sure who that man is.
EDIT: nevermind, just checked her twitter and she just tweeted 15 hours ago, stupid for not checking that sooner!