Valedictory of workshop-cum-performances of Traditional Manipuri Ballad and Opera will be held at Gopal Deva Kangshang, Yaiskul Hiruhanba Leikai, Imphal West at 5.30 pm tomorrow. A Laihui statement said Oja Mangi and Ima Langathel Thoinu will grace the function, as dignitaries. Workshop participants will perform the workshop production.Laihui is a Theatrical organisation who had obtained International recognition in the field of performing art. The group was established by Mangangsana.