What if your wife or GF was also dating your brother/dad??

[youtube=https://www.youtube.com/watch?v=ye5BuYf8q4o&ab_channel=ShawnxXxMichaels]
Always good to share your sister around the family dude, pay it no mind

And what if they also turned out to be your mother-sister

am I allowed to like this?

Then you must be living in West Virginia. Paddle faster if you hear banjos...