The Music of Pakistan () includes diverse elements ranging from music from various parts of South Asia as well as Central Asian, Middle Eastern, and modern-day Western popular music influences. With these multiple influences, a distinctive Pakistani music has emerged. EMI Pakistan is the country's biggest record label, as of 2015 holding the licenses of some 60,000 Pakistani artists and around 70% of the total music of the country, while streaming service Patari has the largest independent digital collection, with some 3,000 artists and 50,000 songs. Traditional music The classical music of Pakistan is based on the traditional music that was patronized by various empires that ruled the region and gave birth to several genres of classic music including the Klasik. The classical music of Pakistan has two main principles, ‘sur’ (musical note) and ‘lai’ (rhythm). The systematic organization of musical notes into a scale is known as a raag. The arrangement of rhythm (lai) in a cycle is known as taal. Improvisation plays a major role during a performance. There are many families from gharanas of classical music who inherited the music from their forefathers and are still performing. Some famous gharanas are: Qwaal Bacha gharana (Ustad Nusrat Fateh Ali Khan and Rahat Fateh Ali Khan belong to this gharana), and Patiala Gharana (Shafqat Amanat Ali Khan belongs to this gharana).Ustad Ghulam Farid Nizami a prominent sitar player and a Sufi singer belongs to the Senia Gharana. Number of other gharanas are present in Pakistan which serve classical music. Some classical musicians like Ustad Badar uz Zaman do not belong to any famous gharana but has served classical music enormously. The legendary sitar player Mohammad Sharif Khan Poonchwaley belongs to Poonch gharana of sitar. Ustad Rais Khan is another prominent sitar player of Pakistan. Shaukat Hussain, Tari Khan and Tafo Khan have been exponents of classical tabla playing from Pakistan. Talib Hussain was one of the last remaining pakhawaj players of Pakistan and was a recognized practitioner of the Punjab gharana style of drum-type instruments. Ghazal In poetry, the ghazal is a poetic form consisting of couplets which share a rhyme and a refrain. Each line must share the same meter. Etymologically, the word literally refers to "the mortal cry of a gazelle". The animal is called Ghizaal, from which the English word gazelle stems, or Kastori haran (where haran refers to deer) in Urdu. Ghazals are traditionally expressions