Did Sikh Guru's celebrate Diwali दीपावली और खालिस्तानी Propaganda Punnet Shanai and Sanjay Dixit

Did Sikh Gurus celebrate Diwali? Normally such a question would not be asked but for the Khalistani propaganda that Diwali is Bandi Chhodo Diwas, and not a festival. Puneet Singh Sahani joins Sanjay Dixit to bust one more Khalistani propaganda.