What is the beat for the song from Nicki Minaj - Letcha Go?

What is the beat for the song from Nicki Minaj - Letcha Go?

I know it is a song from Fabulous, but I don't know what it is called. I have searched it under Letcha Go, but all that came up was Nicki Minaj's song. Please Help! http://www.youtube.com/watch?v=zGjnpIdl-AQ