At many public programs, Rinpoche's students couldn't ask questions related to their Mantrayāna practice, so for such groups audiences were arranged. If you partook in one of them, you can revisit it here.
For now, you find a Chakrasaṃvara and a Vajrayoginī Audience from Marpa House, Boulder 1994, and Mudrā Theater from Karmê Chöling, 1995.
1,1 and 1 talks, audio
Tibetan - English