I will judge by the singles IMO

Since U Been Gone >>> Behind These Hazel Eyes >>> Irreplaceable >>> Because of You >>> Deja Vu >>> Walk Away >>> Beautiful Liar >>>>>>>>>>>>>>>>>>>> Breakaway

Winner: Kelly Clarkson

So easy...

Kelly wins!

B-day

B'Day

Kelly Clarkson - Breakaway

Winner:
- Kelly Clarkson - Breakaway

"Breakaway" is one of the best pop songs of all time.

B'Day>>>>>>>>>>>>>

Who is Kelly Clarkson again? And when was she popular???

On what planet!!!

Irreplaceable stomps every single Kelly Clarkson will ever have or ever had in her career.

Kelly

B 'Day

Irreplaceable

B'Day

breakaway

easy as hell..!

B'Day..!

B'Day

Breakaway

beyonce bday

the end