It started when we were younger, you were mine my boo Now another

It started when we were younger, you were mine my boo
Now another brother's taking over, but its still in
your eyes my boo, even though we used to argue it's
alright, I know we haven't seen each other, in awhile
but you will always be my boo| My boo Usher & Alicia.

Credit and dont steal!