Thanks to Tina Fey's impersonations of Republican vice presidential candidate Sarah Palin, the former "Saturday Night Live" star will now get the chance to pen her humor. Fey will reportedly receive a $6 million advance for her tome. Sources close to the funny lady, however, say there is no proposal, adding Fey, who has made two return appearances on SNL to satirize Palin, has been too busy to meet with publishers face to face.