(RNN) – What’s wrong with our eyesight and hearing? We’ve got some serious issues. First, it was “the dress.” Was it black and blue or white and gold? Then, there was the whole Yanni vs. Laurel thing. Which did you hear? Warning: This story contains a Twitter post that some may find offensive. Now, folks are flipping out because they think they heard loveable Grover drop the F-bomb on “Sesame Street.” Just remember, we’re talking about a children’s TV show here.