Athens-based artistic collective The Callas will debut their new album, “Anatoli,” at Under Athens (1 Ippokratous & Panepistimiou). For more than 20 years, brothers Aris and Lakis Ionas have been electrifying Greece’s creative scene, and now they’re back with their second Greek-language album. Packed with dreamy, post-punk bangers, “Anatoli” promises to get you thinking and rocking. Tickets cost 10 euros at the door.