Those who read teen magazines from the 1999-2001, remember these celebrities having their pictures taken for various product advertising.

Fergie for Bongo Jeans

1

Along with the other members of her 90s girl group "Wild Orchid"

Britney Spears for Polaroid

2

Alexis Bledel for Naturistics

3

Christina Aguilera for Fetish Cosmetics

4

Pink for Jelly Roll

5

Denise Richards for Max Factor

6

Rebecca Romijn for Pantene

7

Justin Timberlake for Herbal Essences

8

Along with the rest of N Sync: JC Chasez, Lance Bass, Joey Fatone, and Chris Kirkpatrick.

Queen Latifah for Reebok

9

Backstreet Boys for Milk

10

Victoria Beckham, Spice Girls for Polarioid

11

Tyra Banks for Cover Girl

12

Denise Vasi for Doritos Wow! Chips

13

Tara Reid for Hello Kitty

14

Jesse Eisenberg, Anne Hathaway for Oxy

15

"Get real!"

Venus and Serena Williams for Milk

16

Keri Russell, Scott Foley for Fox

17

Along with Scott Speedman and Amy Jo Johnson (AKA the original pink Power Ranger)

Tyra Banks, Nikki Taylor for Cover Girl

18

Mandy Moore, Jennifer Love Hewitt for Oxy

19

Mary Kate and Ashley Olsen for TGIF

20

I know this was at the very end of TGIF's tenure on ABC's Friday nights, but what in the world is "Brother's Keeper?"