The sorta Spice Girls reunion marches on. Three of the citizens of Spice World — Geri Horner (Ginger Spice), Emma Bunton (Baby Spice), and Mel B (Scary Spice) — have formed a group named GEM (Geri, Emma, Melanie), which they teased earlier this year when “Wannabe” turned 20. Now, their debut single has surfaced — it’s called “Song For Her,” and you can listen to it below.