In this video Guruka Singh shares his thoughts about feeling the Guru within you. Presenting yourself before the Guru, and experiencing that state of surrender in which you are getting out of the way, letting go, and letting the Guru's light fill you, and the Guru's presence fill you.
The mantra: "Ong Namo Guru Dev Namo" is what we normally use to "tune in" before practicing Kundalini Yoga and Meditation.