Foto: Getty Images
1 of 21 Camila Cabello and Tinkerbelle the DogFoto: Getty Images North America
2 of 21 Camila CabelloFoto: Getty Images
3 of 21 The ChainsmokersFoto: Getty Images
4 of 21 DiploFoto: Getty Images
5 of 21 Shawn MendesFoto: Getty Images North America
6 of 21 Charlie Puth and iHeartRadio's JoJo Wright Foto: Getty Images
7 of 21 Shawn MendesFoto: Getty Images
8 of 21 Camila Cabello & her dancersFoto: Getty Images
9 of 21 Lauv and Gayle Foto: Getty Images
10 of 21 Becky GFoto: Getty Images
11 of 21 5 Seconds of SummerFoto: Getty Images
12 of 21 Tinkerbelle The Dog and Belle Foto: Getty Images
13 of 21 5 Seconds of Summer's Ashton IrwinFoto: Getty Images
14 of 21 Latto Foto: Getty Images
15 of 21 Drew Taggart and Charlie Puth Foto: Getty Images
16 of 21 Charlie Puth with The ChainsmokersFoto: Getty Images
17 of 21 Em BeiholdFoto: Getty Images
18 of 21 Becky G Foto: Getty Images
19 of 21 Michelle Young and Nayte Olukoya Foto: Getty Images
20 of 21 The ChainsmokersFoto: Getty Images North America
21 of 21 Foto: Getty Images