Imphal, Oct 15: ‘Mera Hou Chongba’ the only traditional customary common festival of all ethnic groups inhabiting in the state of Manipur will be celebrated tomorrow at Kangla and Sana Konung . The traditional festival which depict the traditional bondage between various communities of the state is being organized by Mera Hou Chongba Thousil Lup, Sana Konung.