Perry enters the stage wearing a firework-themed dress to perform "Firework". Skyrockets, and other fireworks where the firework itself flies were banned in 1994. Bonfire night celebrations include a torchlight procession, bonfire on the beach and firework display. Refurbished pyrotechnic barges were given new technologies derived from Disneyland's Air-Launch Firework (ALF) system. Other practices in Ireland include lighting bonfires, and having firework displays. In the evening, a parade with Chinese lanterns and a firework display are traditional. Since 2009, Disneyland has moved to a rotating repertoire of firework spectaculars. The day ends with an evening concert and firework display. The sound is much like that of mortar bombs, commonly used in firework displays. The estate often hosts special events, such as concerts and firework displays. There are events throughout the year such as concerts, firework shows, and holiday/cultural events. A promotional ad featured a lipdub for Katy Perry's "Firework". The farewell was viewed by large crowds and concluded with a firework display. A firework display rounded off the show.