just snap a picture, hit send and done. take a step forward and chase what matters. >>. >> gregg: december is historically a good month for the stock market but fiscal cliff decline could dampen and mute the impact of the slew of economic data out this week. joining us now is brenda buttner. i was amazed to read december markets in 16 of the last 20 years have actually been big, good months for investors who were counting on the market to go up. >> that is broad market. so your 401-k ends the year on a high note. >> gregg: this is different, why? >> we can't look at historical factors in this because do i