The Liquib Mapping feature has been enabled with z/(z*z+z-i) chosen as the Complex Variable Function.  The source image was a photo of Christmas tree lights that were streaked by a long camera exposure.  The Waves Effect was applied with the Crossing Waves Sequon.  Then an organized sequence of Bubbles were added by selecting the Disco Bubbles Sequon.  (Right-click the Sequons button to access the available Sequons for the currently selected Tool or Effect.)