Chris Rock attends Z100's iHeartRadio Jingle Ball 2016 - Arrivals at Madison Square Garden on December 9, 2016 in New York City.
Music artist Sabrina Carpenter is interviewed during Z100 & Coca-Cola All Access Lounge at Z100's Jingle Ball 2016 Presented by Capital One pre-show...
Niall Horan attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Niall Horan attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Niall Horan attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ellie Goulding attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Alessia Cara attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Alessia Cara attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Machine Gun Kelly attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Alessia Cara attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Alessia Cara attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Alessia Cara attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Camila Cabello, Aly Brooke, Lauren Jauregui, Dinah Jane, and Normani Kordei of Fifth Harmony attend the Hot 99.5 Jingle Ball at Verizon Center on...
Camila Cabello, Aly Brooke, Lauren Jauregui, Dinah Jane, and Normani Kordei of Fifth Harmony attend the Hot 99.5 Jingle Ball at Verizon Center on...
Camila Cabello, Aly Brooke, Lauren Jauregui, Dinah Jane, and Normani Kordei of Fifth Harmony attend the Hot 99.5 Jingle Ball at Verizon Center on...
Camila Cabello, shoe detail, attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ashley Iaconetti attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ashley Iaconetti attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Ashley Iaconetti attends the Hot 99.5 Jingle Ball at Verizon Center on December 12, 2016 in Washington, DC.
Hector Rodriguez, Ismael Cano, Tomas Slemenson, Matt Rey, and Juan Pablo Casillas of the band Los 5 attend Y100's iHeartRadio Jingle Ball 2016 at...
Iain Shipp, Nia Lovelis, Miranda Miller, Rena Lovelis and Casey Moreta of Hey Violet attend Y100's iHeartRadio Jingle Ball 2016 at BB&T Center on...
Austin Mahone attends Y100's iHeartRadio Jingle Ball 2016 at BB&T Center on December 18, 2016 in Sunrise, Florida.
Emily Estefan attends Y100's iHeartRadio Jingle Ball 2016 at BB&T Center on December 18, 2016 in Sunrise, Florida.
Austin Mahone attends Y100's iHeartRadio Jingle Ball 2016 at BB&T Center on December 18, 2016 in Sunrise, Florida.
Normani Hamilton, Dinah Jane Hansen, Lauren Jauregui, Camila Cabello, and Ally Brooke of Fifth Harmony attend Y100's iHeartRadio Jingle Ball 2016 at...