"Ready or not...here it comes," Siwa teased in caption of promo video
The record arrives on May 31 and features additional collaborations with singer-songwriter Paul Cauthen and Dallas rapper BigXthaPlug
Submissions now open for the free-to-enter competition celebrating the art of music photography
Co-written with comedian Paul Reiser, the yacht-rock king's book is loaded up with sax, drugs, and rock & roll
The 12-string instrument was recently discovered after being lost for 50 years
"I’m okay! Please don’t worry," the singer confirmed on social media