Yahoo! Music - Britney Spears says she's fed up with celebrity magazines speculating whether or not she's pregnant. The pop star posted an open letter to what she calls "False Tabloids" on her website yesterday, saying, "Your employees are a reflection of your magazine. Do you, Us Weekly, In Touch, Star and other desperate magazines, want employees who are honest, or those who are liars? It seems to me that you'd prefer the latter."{br}{br}View the Entire Article{br}