Lady Gaga's new Mayhem merch is ripping off a logo that Lost International has had trademarked since 2015, a new lawsuit claims.

Lady Gaga was hit with a $100 million lawsuit by a California surf company over claims the pop star stole their logo for her new merchandise, according to documents obtained by FOX Business.

Lost International claims that the logo on Lady Gaga’s Mayhem merchandise is “substantially similar if not nearly identical to” its own trademark, which it says it's held since 2015.

It thinks Mother Monster's logo on merchandise for her new album and upcoming Mayhem is too similar. Mayhem in the hood. Lady Gaga's Mayhem hoodie (left) and one of surfboard company Lost ...

The dispute centers around Lost International’s “Mayhem” product line, which often features a stylized logo. Lost has held a trademark on “Mayhem” since 2015 and alleges that Gaga has ...

The suit contends Lady Gaga’s use of the logo is causing confusion with the surf brand. Lost International, the California surf gear company, has filed a $100 million claim against Lady Gaga ...

A surfboard company sued Lady Gaga for allegedly nicking its logo on her new album "Mayhem." Lost International, which sells "Mayhem" merchandise, says the logo design Gaga used for her album ...

A surfboard company is suing Lady Gaga, claiming that the singer stole their logo for her new album cover. Court documents obtained by TMZ, state that Lost International filed the suit against the ...

Matt Biolos, founder and co-owner of California's Lost Surfboards brand, claims that Gaga used their logo for her "Mayhem" merchandise and album. According to SurferToday, the origins of the logo ...