The Oaks Chamber Singers invites interested singers to participate in the group's final concert of the season at 7:30 p.m. Sun., May 20 in the Scherr Forum Theatre, Thousand Oaks Civic Arts Plaza, 2100 E. Thousand Oaks Blvd.

The concert will include the Liebeslieder Watzer opus 52 and 18 lilting waltzes with four-hand piano accompaniment.

There will be seven rehearsals before the performance.

The Oaks Chamber Singers won the Excellence in the Arts 2006 award from the Thousand Oaks Arts Commission.

For more information, call (805) 499-1913 or visit www.oakschambersingers.com.