Beyonce's fans are threatening to put Lululemon out of business after the brand accused her of copying

Beyoncé just introduced her new athleisure line called Ivy Park.

The fashion line will be sold at Nordstrom and Topshop and includes leotards, sweatshirts, headbands, and leggings.

Apparently, Lululemon saw some similarities to its brand. It tweeted accusing Beyoncé of imitation.

"They do say imitation is the best form of flattery. Maybe Beyoncé is so Crazy In Love with our brand, she made her own," the brand said in a tweet, which has since been deleted.

Fans of Beyoncé were quick to criticize the brand, threatening to stop shopping there entirely.

Lululemon seemed to backtrack after the criticism, apologizing to Beyoncé's fans. Later, the retailer deleted all of the tweets referring to the controversy.In Beyoncé's defense, the two lines share few similarities.Here's the entire Ivy Park line:

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