It says that he likes the song but feels it's too much "tongue in cheek" for him to perform live. Don't worry they won't play it. By the way it's not the worst song they've done. Body Language, Cool Cat, Delilah are three of the worst IMHO.
We all of us deeply apologise for this god forsaken shit heap of a building...but we will make it rock.
Brian May Wembley Pavilion 11.05.05.