The 1975

The band announced Jan. 12 that they were canceling all 2021 shows. Said the band: "These are incredibly difficult times for a lot of people, and until we can be sure that we will be able to play shows in a way that is safe for our fans and crew, we have decided the best course of action is to cancel our touring so that, where possible, everyone can get their tickets refunded sooner rather than later."

Aerosmith

The rock band rescheduled its 2021 European tour to June and July 2022. "Due to current conditions and for the safety of our fans, the 2021 European Tour has been rescheduled to 2022," the band said in a statement.

Boston Calling

The festival called off its 2021 event on Feb. 22. "The health and safety of our entire community is always our top priority, and there was no appropriate scenario under which we could provide the Boston Calling experience you love and deserve," the event shared on its website and social media. "While we are sad to go another year without the festival, we have set our sights on 2022 – mark your calendar for Memorial Day weekend." Ticketholders who want refunds must request them by March 8, 5 p.m. ET; tickets will otherwise be honored for the 2022 festival.

Coachella

The annual festival had originally planned to return in April after canceling the 2020 festival, but announced Jan. 29 that it was off this year as well. New dates were not announced.

Glastonbury

"In spite of our efforts to move Heaven & Earth, it has become clear that we simply will not be able to make the Festival happen this year," organizers announced Jan. 21. The annual summertime fest was also canceled in 2020.

Halsey

The popstar officially called off her already postponed Manic World Tour on Jan. 22, citing COVID-19 as the reason. "Safety is the priority. I wish things were different," she tweeted. The North American leg had been set to kick off in June prior to the tour's cancellation.

Houston Rodeo

The Houston Livestock Show and Rodeo announced Feb. 3 it has canceled all of its entertainment events for 2021. That includes the RODEOHOUSTON competitions, concerts and entertainment, carnival, and other attractions and activities, which were recently rescheduled for May 4-23 due to the ongoing pandemic.

Josh Groban

The singer had originally rescheduled the remaining 2020 shows of his Radio City Music Hall residency for April 2021, but pushed them back a year to April 7-9, 2022. He said in his announcement at the time: "With an open heart and all the patience I know we have in us to muster, I look forward to singing my head off for you in the greatest city in the world when the time comes."

Stagecoach

The popular country music festival -- which was scheduled for late April -- announced in January that the dates were canceled.

Thom Yorke

The Radiohead frontman announced via social media in early February that his solo 2021 U.S. tour dates for Tomorrow's Modern Boxes were off.

Ultra

The festival's organizers unofficially canceled this year's event when they sent a letter to the City of Miami requesting that the event be rescheduled for March 26-27, 2022.  Ultra had been scheduled for March 26-28 after canceling in 2020.