Climate groups tried to spur action with a Taylor Swift ticket giveaway. Can it work? [Video]

Taylor Swift commands a legion of devotees, but among the thousands decked out in cowboy boots, friendship bracelets and glitter at her Canadian performances, one was not like the others.

Millions of people attended the Eras Tour. Avery Parisien might be the only 15-year-old who got there by protesting a major bank and its investments in fossil fuels.

“I had no idea that, like, banks even supported things like that,” the Ontario teen said. “It was just insane to learn about.”

Parisien’s education in RBC’s investments trace back to an unusual ticket giveaway contest that sought to leverage the power of Swifties, the portmanteau for the superstar’s fan base.

While Eras Tour tickets have been used as a magnet for companies and even charities to attract new customers and donors, a campaign called Unite the Swifties took it a step further.

The campaign encouraged people who wanted free tickets to engage in escalating actions against RBC, one of the world’s largest bank financiers of …