Karen Valentine in 'Room 222' 'Memba Her?

Actress Karen Valentine became famous as student teacher Alice Johnson in the '70s TV series "Room 222." Guess what she looks like now!

Rapper Biz Markie 'Memba Him?!

In 1989, rapper Biz Markie scored a huge hit with the song "Just a Friend." Guess what he looks like now!

Singer Mac Davis 'Memba Him?!

Country singer Mac Davis is best known for '70s hits like "Baby, Don't Get Hooked on Me" and "Stop and Smell the Roses." Guess what he looks like now!

The Soup Nazi on 'Seinfeld' 'Memba Him?!

Larry Thomas is best known for playing the bisque and broth bad boy The Soup Nazi on the '90s TV comedy "Seinfeld." Guess what he looks like now!

Guess Who This Lil' Gal Turned Into!

Before becoming a music, film and fashion sensation, she was just another girl growing up in NYC. Can you guess who she became?

Andy Bell from Erasure: 'Memba Him?!

As the lead singer of Erasure, Andy Bell became famous for '80s new wave hits like "Oh L'amour," "Chains of Love" and "A Little Respect." Guess what he looks like now!

That Mean Chick in 'Carrie': 'Memba Her?

Before starring in "Dressed to Kill" or "RoboCop," Nancy Allen became famous for terrorizing Sissy Spacek in the classic 1976 horror film "Carrie." Guess what she looks like now!

Brad on 'Home Improvement' 'Memba Him?!

Zachery Ty Bryan became famous as Brad Taylor, the oldest son on the '90s TV series "Home Improvement." Guess what he looks like now!

Wormser from 'Revenge of the Nerds' 'Memba Him?

Andrew Cassese is best known for playing Harold Wormser in the 1984 film "Revenge of the Nerds." Guess what he looks like now!

Guess Who This Lil' Guy Turned Into!

Long before becoming an international pop star, he was just another kid growing up in Puerto Rico! Can you guess who he is?

Roger on 'I Dream of Jeannie' 'Memba Him?!

Billy Daily played Maj. Roger Healey on the classic '60s sitcom "I Dream of Jeannie." Guess what he looks like now!

'Mannix' 'Memba Him?

Mike Connors is best known for playing Det. Joe Mannix in the '60s and '70s TV series "Mannix." Guess what he looks like now!

The Drummer in The Doors 'Memba Him?

John Densmore is famous for being the drummer in the legendary rock group The Doors. Guess what he looks like now!

Dire Straits Lead Singer 'Memba Him?

With hits like "Sultans of Swing," "Money for Nothing" and "Walk of Life," Mark Knopfler became famous as the lead singer of the British group Dire Straits. Guess what he looks like now!

Comedian Rich Little 'Memba Him?!

Comedian Rich Little became famous in the '60s and '70s and is known as The Man of a Thousand Voices for his impersonations. Guess what he looks like now!

NBA Star Larry Johnson 'Memba Him?

Former UNLV and NY Knick forward Larry Johnson made a bunch of hysterical Converse ads as Grandmama in the '90s. Guess what he looks like now!