American Idols: Then and now

by SheKnows
May 24, 2011 at 1:04 p.m. ET
Carrie Underwood has dropped a bit of weight since winning Season 4 of American Idol. Underwood is the most successful Idol in terms of record sales.

1 /9: Clay Aiken Then and Now

1/9 :Clay Aiken Then and Now

Clay Aiken has changed quite a bit since being named runner-up to Ruben Studdard in Season 2 of American Idol.

2 /9: Jordin Sparks Then and Now

2/9 :Jordin Sparks Then and Now

Jordin Sparks recently lost 30 pounds and she loves showing off her new rockin' bod.

3 /9: Diana DeGarmo Then and Now

3/9 :Diana DeGarmo Then and Now

Season 3 runner-up Diana DeGarmo looks much better now with dark hair. DeGarmo was just 16 when she was on American Idol.

4 /9: Jennifer Hudson Then and Now

4/9 :Jennifer Hudson Then and Now

Despite her early American Idol departure, Jennifer Hudson has had much success in her career. And she looks fantastic!

5 /9: Jessica Sierra Then and Now

5/9 : Jessica Sierra Then and Now

Jessica Sierra went through a rough patch after American Idol, struggling with addiction, but now the single mom look fantastic.

6 /9: Kellie Pickler Then and Now

6/9 :Kellie Pickler Then and Now

American Idol alum Kellie Pickler sports a totally different hairstyle these days.

7 /9: Adam Lambert Then and Now

7/9 :Adam Lambert Then and Now

Adam Lambert has gone a little more glam since his time on stage in Season 8 of American Idol.

8 /9: Fantasia Barrino Then and Now

8/9 :Fantasia Barrino Then and Now

Season 3 winner Fantasia now sports a much better haircut. The American Idol star has achieved great success since the show.

9 /9: Elliott Yamin Then and Now

9/9 : Elliott Yamin Then and Now

Just two years after his appearance on American Idol, Elliott Yamin had a completely different look with longer hair and capped teeth.