Taylor Swift said she's grateful to be grieving "concerts and not lives," in her first remarks since an alleged planned terror attack on her Austrian concert dates led to the shows being canceled . In a post on Instagram Wednesday, the singer said goodbye to the European leg of her Eras Tour, which wrapped the day before in London, but said that walking onto the city's Wembley Stadium stage following what was supposed to be three nights in Vienna the week prior "was a rollercoaster of emotions." "Having our Vienna shows cancelled was devastating.

The reason for the cancellations filled me with a new sense of fear, and a tremendous amount of guilt because so many people had planned on coming to those shows. But I was also so grateful to the authorities because thanks to them, we were grieving concerts and not lives," Swift wrote. View this post on Instagram A post shared by Taylor Swift (@taylorswift) Swift's Vienna shows — which were scheduled for Aug.

8, 9 and 10 — were canceled after two teens were arrested in connection with a foiled plot to attack the events. A third teen was arrested days later, though police said he had no direct connection in planning the attack. Authorities say all three suspects, ranging in age from 17 to 19, pledged allegiance to the Islamic State group.

The 17-year-old had secured employment at the Vienna venue, and bomb-making materials were found in the 19-year-old's home, who also confessed to planning to "kill as many people as possible out.