Four writers are suing for a share of royalties from the 2024 song, which hit No. 7 on the Billboard Global Excl. U.S. chart. Hyein, Hanni Pham, Minji, Danielle Marsh and Haerin of NewJeans attend the 2024 Billboard Women In Music at YouTube Theater on March 06, 2024 in Inglewood, California. Amy Sussman/Getty Images Trending on Billboard The members of NewJeans and their label partners have been sued in the U.S. over purported similarities between their hit 2024 track “How Sweet” and an outside demo submitted during the songwriting process.   The Thursday (May 7) lawsuit, obtained and first reported by Billboard , lodges copyright infringement claims against NewJeans’ label ADOR, its parent company HYBE and performers Minji, Hanni, Haerin, Hyein and Danielle. The five women were part of NewJeans beginning in 2022, though Danielle recently departed amid a contract dispute between the powerhouse K-pop girl group and ADOR. Related NewJeans released “How Sweet” in May 2024 on an EP of the same name.…