Out of interest, I checked that Juda song out, the similarity is light years off.
And I'm pretty sure Lady Gaga didn't phone in and said: hi lawyer? yeh I am up to date with other artists law suits and I noticed Usher won his case so please use it for mine too, ttyl xoxo.
Somehow I doubt any artist follows a suit case of someone else

It's probably her lawyers that dragged that file in if anything