Bell A carillon, which is a musical instrument consisting of at least 23 cast bronze cup-shaped bells, is tuned so that the bells can be played serially to produce a melody, or sounded together to play a chord. A traditional carillon is played by striking a baton keyboard with the fists, and by pressing the keys of a pedal keyboard with the feet. The keys mechanically activate levers and wires that connect to metal clappers that strike the inside of the bells, allowing the performer to vary the intensity of the note according to the force applied to the key. In
Necessity Is a Mother Tour Necessity Is a Mother Tour The Necessity Is a Mother Tour was a concert tour by rock band ZZ Top. Launched in the wake of the cancelled Aerosmith/ZZ Top Tour, the tour's concerts were performed in theatres and arenas from September through November 2009. Band members Billy Gibbons and Dusty Hill dressed in black biker jackets, along with similar hats and boots. The Necessity Is a Mother Tour consisted of three legs and 28 shows. Out of the 28 shows performed, each had a similar set list, with 20-23 songs performed. The concerts usually began with techno music played through