The audience punches massive balloons into the air during the final chorus of Imagine Dragons' "On Top of the World."
Restart Flying High With Imagine Dragons: Exclusive Photos
Heal Thyself: Taking a Fatal Diagnosis Into His Own Hands
Edward Norton's Approach to Environmentalism
Seeing (and Saving) Polar Bears in the Wild
Life Advice from John Cleese
A Sweater You Can Work Out In