1 / 15

Kim Kardashian & Psy

Photo By Getty Images for MTV

2 / 15

Katy Perry & Ariana Grande

3 / 15

Ed Sheeran & Justin Bieber

4 / 15

Zara Larsson & Jaden Smith

5 / 15

Tinie Tempah & Winnie Harlow

6 / 15

Afrojack & Martin Garrix

7 / 15

Rita Ora & Kim Kardashian

Photo By Getty Images

8 / 15

Perez Hilton & P!nk

9 / 15

Jedward

10 / 15

Lana Del Rey & Taylor Swift

Photo By WireImage

11 / 15

Taylor Swift, Rita Ora, Kim Kardashian

12 / 15

Alicia Keys & Heidi Klum

Photo By WireImage

13 / 15

David Hasselhoff & Taylor Swift

14 / 15

Ludacris & Rita Ora

15 / 15

fun. & Taylor Swift

Photo By Film Magic