Eminem is taking a former NRL executive and his partner to court over their beach brand Swim Shady.

Eminem, whose real name is Marshall Mathers and who is also known as Slim Shady, has filed a lawsuit against the name Swim Shady, arguing it has an unmistakable link to his rap pseudonym, which he trademarked.

Entrepreneurs from Sydney's Northern Beaches, Jeremy Scott and his partner Elizabeth launched their beachwear brand last year.

"Just a mate trying to start a nice business family business, trying to help out with their beach needs, the big fella is not liking it," former NRL player and model for the brand David Williams said.

"They've done everything the right way, they've gone down the right systems to secure their business and their name."

Eminem is renowned for protecting hi

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