Speech Therapy l Sound So, you know how to do a lip trill. But do you know how to do a TONGUE TRILL?? , We get this question all the time!! Our EKM Vocal Health Specialist Gabi breaks down exactly how to master this warm Vocal Cord The Source of Human Voice Did you know your tongue can control your larynx?, Its true the way your tongue moves affects your throat space and vocal freedom., Tongue moving up and down = fine., Tongue going down and back Mastering the Spanish R Vibrations: Step by Step Guide