Sia - You've Changed

Marina and the Diamonds - Radioactive
Lady Gaga - Bad Romance
Ellie Goulding - Anything Could Happen
Calvin Harris - Sweet Nothing

Demi - Give Your Heart A Break
Katy - E.T
Ellie - Anything Could Happen

Nicole Scherzinger - Don't Hold Your Breath

Mariah Carey - Touch My Body

Leona Lewis - Run

P!nk - Blow Me(One Last Kiss)

Lady Gaga - Bad Romance

BLOWN AWAY BY CARRIE UNDERWOOD (The Country Queen) !

Nicki - Massive Attack.. Clearly.

Taylor Swift-Love Story
1D - What makes you beautiful
Rihanna - We Found Love
Pink - Blow Me (One Last kiss)
Demi Lovato - Skyscraper

Joss Stone - Tell Me Bout It
Beyoncé - Flaws and All

Still obsessed with the visuals in this video.

Not necessarily best, but my favorite:

Rihanna - Umbrella
Christina Aguilera - Candyman
Katy Perry - The One That Got Away
Fergie - Glamorous
Nicki Minaj - Moment 4 Life
P!nk - Stupid Girls
Ke$ha - Your Love Is My Drug
Avril Lavigne - Wish You Were Here
Beyoncé - Deja Vu
Kelly Clarkson - Behind These Hazel Eyes
Taylor Swift - Love Story

Lady Gaga- Judas

Are the Pink stans seriously saying Blow Me (One Last Kiss)? Love the song, but the video is a mess...

Pink- Stupid Girls, Trouble, Please Don't Leave Me
Alicia Keys- Try Sleeping With a Broken Heart

YES! Her absolute BEST video.

Madonna - Express Yourself
Björk - All Is Full of Love
Janet Jackson - Got Til It's Gone
Kylie Minogue - Slow
St. Vincent - Marrow