Rumors were saying that the actors of the serial "How I met your mother" were using special access passes to enter in the studio for the shootings. Now the rumors are becoming facts and all these just because Britney Spears will make a guest appearance on the movie and her bodyguards were affraid of her safety. The episode with Britney is going to be on air on 24 of March and her role is the one of "Abby" who is a recepionist!!!

You can watch a small sample below :