Life. don t give your whole social security number. gretchen: let s get an e-mail to help a viewer. jason said, i m getting collection calls for an outstanding medical bill, but it s not mine. they wanted my social security number to prove it, but i didn t give it to them. do you think i ve been the victim of identity fraud? what do you think? no, i don t think so in this case. i think what you re getting is you just got somebody that is one of these debt buyers. they bought a very old debt and they re calling everybody in the united states that has your name trying to find the guy. and so again, i would give them the last four digits of your social and see if you can get rid of them. if that doesn t work, go to the federal trade commission web site and file a complaint. gretchen: always great advice. good to see you. thank you. gretchen: coming up next, even the irs admits this star trek spoof wasn t a good use of taxpayer money. now captain kirk himself is weighing in. then