The Serbian Choir, Sloboda (Liberty), of South Chicago, a mixed chorus of sixty voices directed by A. Kindl, will sing with the choir, Ravanica, of the Detroit Serbian Orthodox Church in the annual spring festival of the latter choir today and Sunday.

The local choir will give a banquet for the Chicago singers in the church tonight; Adam Popovich, president of the visiting choir, will be the principal speaker.

Sunday morning both choirs will sing at services in the church.

Sunday afternoon there will be a ball game at Goldberg Field.

In the evening the Chicago choir will give a concert of compositions by Mokranjac, and the Detroit choir, directed by John T. Fill, will sing compositions of Binichki.

B. Cuculjevich, vice-president of the Serbian National Singing Federation, and founder of the visiting choir, will speak.