Glee Club Members are typically SINGERS and altos who come together to perform musical numbers. SINGERS, which have seven letters in the crossword solution, are vocalists who can sing a wide range of notes and melodies. Altos, which have five letters in the crossword solution, are vocalists who specialize in singing lower notes. Both SINGERS and altos are important components of a Glee Club, as they provide the harmony and melody necessary for a successful performance.