The 'Diamonds' hitmaker, who will also perform at the award ceremony, is the latest to join the growing list of artistes including names like Justin Timberlake, Luke Bryan, Miley Cyrus, Florida Georgia Line, Lady Gaga, Kesha at the AMA, said the Hollywood Reporter.
"Rihanna's iconic and innovative sound has enabled her to become one of the most influential and best-selling artists of all time," awards' producer Larry Klein said.