The Bel Canto Chorus [pronounced bel ˈkäntō or bel ˈkantō] is the advanced girls choir at WMS. Bel Canto is an Italian musical term that means "beautiful singing". It is mandatory for all Bel Canto members to compete at UIL and audition for the All-Region Choir.

The Adagio Chorus [pronounced əˈdäjō or əˈdäjēō] is the intermediate/advanced boys' choir at WMS. Adagio is an Italian musical term that means "slowly & gracefully". It is also mandatory for all Adagio members to compete at UIL and audition for the All-Region Choir.

The Dolce Chorus [pronounced dohl'-chay] is the intermediate girls choir at WMS. Dolce is an Italian musical term that means "sweet or sweetly" (sing in a tender adoring manner; to sing sweetly with a light touch). It is also mandatory for all Dolce members to compete at UIL and audition for the All-Region Choir.

The intermediate/advanced choirs at WMS are very fast-paced and are for students that are truly dedicated to singing and performing at high levels of musical excellence.