saxophone - n. a musical instrument that has a curved metal tube and that is played by blowing into a mouthpiece and pressing keys with your fingers

costumed - adj. involving people wearing special clothes

band - n. a usually small group of musicians who play popular music together

orchestra - n. a group of musicians who play usually classical music together and who are led by a conductor

baritone - adj. having a range that is higher than a bass and lower than a tenor

acquire - v. to get (something) : to come to own (something)