5 seconds of summer

5 seconds of summer

Anita Patrickson

Anita Patrickson

Aubrey Peeples

Aubrey Peeples

Austin Mahone

Austin Mahone

Calvin Harris

Calvin Harris

Carrie Underwood

Carrie Underwood

Cher Lloyd

Cher Lloyd

Chrissy Teigen and John Legend

Chrissy Teigen and John Legend

Florida Georgia Line

Florida Georgia Line

Iggy Azalea

Iggy Azalea

Jack Antonoff of Fun

Jack Antonoff of Fun

Jennifer Lopez

Jennifer Lopez

Jordin Sparks

Jordin Sparks

Josh Groban

Josh Groban

Kelly Rowland

Kelly Rowland

Kendall and Kylie Jenner

Kendall and Kylie Jenner

Kesha

Kesha

Kingsley

Kingsley

Lance Bass

Lance Bass

Lance Elizabeth

Lance Elizabeth

Liv Warfield

Liv Warfield

Lucy Hale

Lucy Hale

Ludacris

Ludacris

Miranda Lambert

Miranda Lambert

Natasha Bedingfield

Natasha Bedingfield

Olga Kay

Olga Kay

Pete Wentz of Fall Out Boy

Pete Wentz of Fall Out Boy

Ricky Martin

Ricky Martin

Rocsi Diaz

Rocsi Diaz

Ryan Tedder Onerepublic and Genevieve Tedder

Ryan Tedder Onerepublic and Genevieve Tedder

Sarah Hyland

Sarah Hyland

Shania Twain

Shania Twain

US

US