"American Idol" judge Jennifer Lopez, the "Jersey Shore" kids and teen singing sensation Justin Bieber are just a few of Barbara Walters' picks in her "10 Most Fascinating People of 2010" special.
"We have quite an eclectic list this year, but every subject has truly fascinated and entertained us this year," Walters said.
Watch the sneak peek!
Others on the list include future British Princess Kate Middleton, Academy Award winner Sandra Bullock and NBA star LeBron James, former Alaska Gov. Sarah Palin and 88-year-old comedienne Betty White.
The No. 1 most-fascinating person will be announced on the ABC special, which airs Thursday, Dec. 9 at 10 p.m. ET.