Bouzouki manner of a Neapolitan mandolins so as to increase the strength of the body to withstand thicker steel strings. The type of the instrument used in Rembetika music was a three-stringed instrument, but in the 1950s a four-string variety by Manolis Chiotis was introduced. From a construction point of view, the bouzouki can have differences not only in the number of strings but also in other features, e.g. neck length, width, height, depth of the bowl or main body, the width of the staves (the wooden gores or slices of the bowl) etc. These differences are determined by the manufacturer,
Strings (band) led them to an appearance on the show's second-season finale, airing on Pakistan's Independence Day (14 August 2009), in which they performed ""Titliyan"". In November Strings released the ""Titliyan"" music video, which did well on local music charts. In June 2010 Strings signed a one-year partnership with Abu Dhabi-based Etihad Airways as its brand ambassadors, promoting Pakistan in the global market with the band’s music. Peter Baumgartner, chief commercial officer for Etihad Airways, said he was "looking forward to witnessing how the Etihad brand name reached across the world through the music of Strings." Vocalist Faisal Kapadia said, "It is