Epic set, of course. But those which stand stand out are:
#70.Katy Perry - Hot N' Cold (2008)
#70.Christina Aguilera - Hurt (2006)
#69.Kelly Clarkson - My Life Would Suck Without You (2009)
#68.*NSync - It's Gonna Be Me (2000)
#66.The Killers - Mr. Brightside (2005)
#64.Evanescence f/Paul McCoy - Bring Me To Life (2003)
#63.Outkast f/André 3000 - Hey Ya! (2003)
Love these all