Last week, President-elect Donald Trump unveiled his latest business venture: signed “Make America Great Again” guitars selling for as much as $11,500. They may not be available much longer, since Gibson has accused the guitar’s maker of ripping off their own design.

Earlier this year, Donald Trump was hit by lawsuits from Beyoncé and the White Stripes. Now, the incoming 47th American President is under fire for a line of guitars advertised as “the only guitar officially endorsed” by him,