If I should tumble if I should fall
Would any one hear me screaming behind these castle walls

from T.I. (Ft. Christina Aguilera) – Castle Walls Lyrics on Rap Genius

Meaning

Sure she’s in a castle (is rich/famous) but no one can get in so if she falls (has problems), no one can help her. Hmm, who does XTina remind us of here…

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