I believe he's saying that it hit the front side of the wall, then rolled along the top before going over. In that case it would have been in the field of play first, making it a GRD. At least that's the conclusion I drew.
Most come from Google magic. Some come from the smilies thread here. http://twinsdaily.com/questions-about-twins-daily/2430-we-need-better-smilies.html