Do you know anyone who has had an affair with their son or daughters spouse?

I'd never though anyone could be so low but I have hear of it.Do you know anyone who has had an affair with their son or daughters spouse?
Only on cable tv...Do you know anyone who has had an affair with their son or daughters spouse?
Yes I do but that whole family is screwed up anyhow!
I have heard of it ,but don't know of anyone personal. That is sad.
No. That would be very wrong to do!