Stuck In a Rut

There's a reason that you're in my head And there's a good reason why you're in my bed But there's a reason that a you're my girl And there's a reason that a you rock my world, you rock my world, you rock my worrrrrld Cus you're dirty But you got a good heart D-D-D-Dirty But you're not a cheap tart Yeah Yeah Dirty But you got a good heart D-D-D-Dirty (Yeah) But you're not a cheap tart There's a reason why you're in my head There's a very good reason why you're in my bed There's a reason that a you're my girl There's a reason why you rock my world Cus you're dirty But you got a good heart D-D-D-Dirty But you're not a cheap tart (Guitar plays) There's a reason why you're in my head There's a good reason why you're in my bed There's a reason that a you're my girl There's a reason that a you rock my world, you rock my world, you rock my worrrrrrld Cus you're dirty But you got a good heart D-D-D-Dirty But you're not a cheap tart Yeah Yeah dirty But you got a Big heart D-D-D-Dirty But you're not a cheap tart (Guitar plays)