| Julia Michaels on the iHeartRadio Countdown February 11, 201915 min | 15 min | |
| Timmy Trumpet on the iHeartRadio Countdown February 4, 201919 min | 19 min | |
| Rita Ora on the iHeartRadio Countdown January 27, 201916 min | 16 min | |
| Starley on The iHeartRadio Countdown October 18, 201822 min | 22 min | |
| Jonas Blue on The iHeartRadio Countdown October 18, 201817 min | 17 min | |
| Cxloe on The iHeartRadio Countdown September 17, 201818 min | 18 min | |
| Ruel on The iHeart Radio Countdown September 9, 201814 min | 14 min | |
| Jackie O on The iHeartRadio Countdown September 3, 201819 min | 19 min | |
| Starley on The iHeart Radio Countdown August 31, 201811 min | 11 min | |
| Stan Walker on The iHeartRadio Countdown July 13, 201823 min | 23 min |