* Y esa: This translates to "And that one" or "And who is that one."
* quien esss: This part is a slangy way of saying "who is she/he?" The extra 's' emphasizes the question, making it sound curious or inquisitive.
So, the entire phrase "y esa quien esss" means something like:
* "And who is that?"
* "Who's that?"
* "Who is she/he?" (with a curious tone)
The exact meaning can vary depending on the context and the speaker's tone. It can be used to express interest, curiosity, or even a bit of skepticism about someone.