Many times at the end of a Yom Tov farbrengen, The Rebbe would distribute some wine from his Kiddush Cup-otherwise known as Kos Shel Bracha, ( Cup of Blessings ). People would take this time to connect with The Rebbe and receive his blessings.
May we all be blessed with overflowing blessing.
My Rebbe, Overflowing Blessings
A Fine Art print of "My Rebbe- Overflowing with Blessings", a watercolor painting.