Kelly Clarkson (Winner)

Clarkson released her fourth album "All I Ever Wanted" in March and is enjoying a return to radio rotation with "My Life Would Suck Without You," "I Do Not Hook Up" and "Already Gone."

Justin Guarini

After being dropped by RCA and walking away from 19 Entertainment after the sub-par success of his major label solo debut, Guarini released an album of re-invented jazz standards in 2005 and released an EP, "Revolve," last year in advance of a potential third album.

Nikki McKibbin

McKibbin has released one album, 2007's "Unleashed," but has appeared in post-AI life continuing as a reality show contestant - "Fear Factor," "Battle Of The Network Reality Stars" and, eventually, "Celebrity Rehab with Dr. Drew," for her substance abuse problems.

Tamyra Gray

Gray released one album in 2004, co-wrote the Diana DiGarmo No. 1 hit "I Believe" and wrote and performed some on Jessica Simpson's "A Public Affair." She played a role on "Boston Public" and performed on Broadway as Mimi in "Rent."

R. J. Helton

The singer released an album "Real Life" in 2004, publicly came out of the closet in 2006 and has been largely quiet since then.

(As of July 30, 2009)