There are no specific Hollywood movies based on this subject , however the nearest to this description is famous 2003 movie (Something's Gotta Give).
No, she is Josh Brolin's mother in law.
McClung is Nellie Mcclung's Mother in Law Annie McClung is Nellie Mcclung's Mother Law Annie McClung is Nellie Mcclung's Mother in Law
Jaya Jaitly of Samata Party is his mother in law.
Ernie K Doe
His Mother in Law :-)
John's sister's husbands mother in law is John's Mother. He went to the movies with his aunt.
Blythe Danner portrayed Dina Byrnes, Greg's mother-in-law in the two Meet the Parents movies starring Ben Stiller.
Debbie Does Dallas...
If your brother-in-law is the brother of your wife then his mother is your mother-in-law. If your brother-in-law is the husband of your sister, his mother is not related to you but is your sister's mother-in-law.
Reshmas husbands mother is her mother in law. Rams wifes mother is his mother in law. Therefore Rams mother in law must be Reshmas husbands sister in order for her to be the daughter of Reshmas mother in law.
Whether the affair is with someone who is straight, gay or bi makes no difference. It's still an affair and the law is the same.
If (as a man) you married your sister-in-law's sister then her mother is your mother-in-law. If (as a woman) you married your sister-in-law's brother then her mother is your mother-in-law. If your sister-in-law married your brother then her mother is not your mother-in-law.
Assuming you mean from SVU he hasn't had an affair so to speak of.
The English language-based culture does not recognize any family relationship between the parents of a husband and the parents of his wife.
I would just call her my second mother
Your mother-in-law.
Your mother-in-law. Or, call her by her name.