Aidan Gallagher - Second annual Legacy Series Charity Gala at Casa del Mar hotel in Santa Monica - Los Angeles, California, United States - Friday 20th November 2015 (1 Picture)
Photo credit: Guillermo Proano
View All: Legacy Series Charity Gala - Arrivals
The acclaimed performer had just cancelled touring due to a battle with cancer.
Many ticket-holders couldn't get into the O2 Arena show on Tuesday night (September 19th) because they didn't bring photo ID to match their booking.