See 2 Thursday. Today: Joe Hertler & the Rainbow Seekers, an energetic, lyrical Lansing pop-funk and soul quartet led by singer-songwriter Hertler. Opener: Dreamy, lo-fi acoustic rock by Young Ritual, the solo project of Nashville-based songwriter, producer, and multi-instrumentalist Dylan Grantham. 11:30 a.m.–1:30 p.m., Liberty Plaza, E. Liberty at S. Division. Free. soniclunch.com.