Under Construction is the fourth studio album by American singer-songwriter Missy Elliott, released in the United States on November 12, 2002 via Goldmind Inc. and Elektra Records. The album was primarily produced by Timbaland, with additional production from Craig Brockman, Nisan Stewart and Errol "Poppi" McCalla. It peaked at #3 on the Billboard 200 albums chart and sold over 2.4 million copies, becoming Elliott's highest selling album to date and it is also the best selling female rap album ever.