...from the first time they performed a song? Post videos where they made improvements in a short amount of time (a year or two or less if possible).

Britney Spears

Baby One More Time in 1999



Baby One More Time in 2000



Beyonce

Crazy in Love in 2003



Crazy in Love in 2004



Janet Jackson

All Nite in (early) 2004



All Nite in (mid) 2004

I've always loved that BOMT performance. She SERVED.

Justin Timberlake

Like I Love You in 2002



Like I Love You in 2003

Mariah & Xtina always had flawless performances

Xtina used to dance during her first years and she still sounded amazing

My thread flopped

Rihanna We Found Love

December 2011





February 2012