On Saturday, the Irish Partnership of Pittsburgh and Anam Arts will present the inaugural Lunasa festival. Its full name is “Lunasa: A Celtic Festival Cultivating the Light of Belonging,” and it’s a free, immersive celebration inspired by one ofthe four ancient Celtic Fire Festivals. It will start at 3 p.m. and continue through 8 p.m. at Arts Landing,The event will have live Irish, Celtic, and Appalachian music, traditional Irish dance performances, participatory art-making experiences, local artists, makers, and vendors and more. For more information, go online to pghirishfest.org/firefest.