Featuring Artists

Hi! I'm trying to move the feat. Artist in the title to theArtist tag..
Something like this:

Title: Breaking Inside ( Feat. Lzzy Hale )
Artist: Shinedown

Change to:

Title: Breaking Inside
Artist: Shinedown Feat. Lzzy Hale

Thank you very much!!! ....and sorry if you are anwsering this for the thrid time today.