As The Beatles said "there's nothing you can do that can't be done". I mean today there's almost nothing new, the artists are all recycling things. It's funny to see Gaga stans thinking that she created a new style, when she is nothing new.
Also if you see, this kind of clothes and music are the "fashion" things of the moment, that means that nobody is copying nobody, it's just a tendency. And when you see the things in common with Madonna's video you'll see that it was a tendency and it's being a tendency again.
In my opinion the song is not bad, and the video neither, but she can do better things being less vulgar, she doesn't need to show her body like this to be successful. I'd prefer other of her styles than this tendency now.
If someone will compare this video with Bad Romance again, I have to say that there is a big difference between both videos: Christina looks hot and sexy. Lady Gaga looks freaky and horrible.
And why the **** are all those videos encouraging lesbianism, masochist things and promiscuity?