Andy Cohen explores important events and trends from 2000, including Y2K, the dot-com collapse, the emergence of reality series such as "Big Brother" and "Survivor" and the link between Jennifer Lopez and Google's image search.

Actresses Kristin Chenoweth and Rosie Rerez and TV personality RuPaul join Andy Cohen to look back at 1997, when Princess Diana died and boxer Mike Tyson took a bite out of Evander Holyfield's ear.

Journalists Anderson Cooper and Gayle King and TV show host Joy Behar join Andy Cohen to look back at 2003, when singer Beyonce left Destiny's Child and singer Michael Jackson appeared in a TV documentary; the guests discuss "The Apprentice.''