. >> reporter: an astronomer and director at los angeles's griffith observatory says tour guides wereo overwhelmed with inquiries, he had to issue a press release to squash rumors. has it worked? >> yeah, in fact, it has. because there has been a tremendous amount of interest by various media outlets in getting real facts on the ground about 2012. >> people will know it's a movie. trust me, one the world's going down, we will not look as spectacular. >> reporter: as for nasa scientist dr. david morrison, he's anticipating 2012 for different reasons. it just may bring a little calm to his scientific world turned upside down. >> come 2013, it will all be over, but maybe somebody will think up another disaster. >> what are the odds? >> that was "showbiz tonight's" kareen wynter. and that nasa guy, dr. morrison, says he's actually going to check out "2012," but maybe not for the next few days. the space shuttle "atlantis" just launched this afternoon, so we think he's probably pretty busy with that. >> i would guess. >>> now, brooke, all weekend long, our "showbiz on call" phone lines kep