All four of mine FIGHT to the death for the spot on my lap when I am on the computer... if one of them comes up and jumps into my lap the other three have a fit... they are obsessed!!
heyu kinda ignores the wifes 2 cats(she also ignores the wife)
but let broni or blackie get on my lap and she comes charging out of the wood work to chase them off(and she is the tiny one
Not necessarily fight, but there are times they have staredowns over who will be next to me or Mom.
But about 2 weeks ago, Topaz woke up and smacked Ari because he was closer to Mom than she was. Unfortunately, it woke Mom up and she couldn't get back to sleep (and we had to get up early that day!).