different cat
An odd, weird, and/or strange person. Doesn’t do things the same way as the phrase sayer.
“Jimmy is eating dirt again, I thought we made him promise to stop when he turned 18!”
“Gosh darn, Jimmy sure is a different cat.”
“Gosh darn, Jimmy sure is a different cat.”
Different Breed of Cat
When you identify that someone is odd, hence they are a "Different Breed of Cat". Cat is referenced for a person.
Did you see that guy score that touchdown? He broke 8 tackles for a 65 yard touchdown, there is a reason why he is all pro ... he's a different breed of cat.