Looking on the internet deeply has found these results:

I got you in my back is the most popular phrase on the web.

I've got you on my back 17 results on the web	I got you in my back 1278,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I've been on my back for four days. I've turned my back on many things in anger. I've still got marks on my back from that canoe. But I've hurt my back. I started out being his prisoner and now I've got you all on my back. I've still got some marks, on my back. I've had Miss Marigold on my back since luncheon. I've got the prosecutor on my back.	I got a target on my back, though. Whenever i talk to women, i feel like i got a hump on my back. Please, I got Jerry Lewis strapped to my back. I was a worker in the factory and nine months later I had not received any redundancy money: all I got was my back pay. When I woke up, I was lying on my back in the street, and I don't know how I got there. I got this waterfall I recorded in my back yard. You had my back, so I got yours, but I know flirting' when I see it. Because all I got right now are the clothes on my back.

I've got you on my back

17 results on the web

I got you in my back

1278,000 results on the web

More popular!

I got a target on my back, though.
Whenever i talk to women, i feel like i got a hump on my back.
Please, I got Jerry Lewis strapped to my back.
I was a worker in the factory and nine months later I had not received any redundancy money: all I got was my back pay.
When I woke up, I was lying on my back in the street, and I don't know how I got there.
I got this waterfall I recorded in my back yard.
You had my back, so I got yours, but I know flirting' when I see it.
Because all I got right now are the clothes on my back.