Sajid–Wajid is a Hindi music composer duo consisting of brothers Sajid Ali and Wajid Ali, the sons of Ustad Sharafat Khan, a tabla player. 　　Sajid–Wajid first scored music for Sohail Khan's Pyar Kiya To Darna Kya in 1998. In 1999, they scored music for Sonu Nigam's album Deewaana which included the songs "Deewaana Tera", "Ab Mujhe Raat Din" and "Iss Kadar Pyaar Hai". The same year, they worked as music directors for the film, Hello Brother and wrote the songs "Hata Saawan Ki Ghata", "Chupke Se Koi Aayega" and "Hello Brother". In 2000, they scored the music for Baaghi. 　　They composed music for several films such as, Kya Yehi Pyaar Hai (2002), Gunaah (2002),Chori Chori (2003), The Killer (2006), Shaadi Karke Phas Gaya Yaar (2006), Jaane Hoga Kya (2006) and Kal Kissne Dekha. 　　The music duo have also composed music for several films starring Salman Khan, which include, Tumko Na Bhool Paayenge (2002), Tere Naam (2003), Garv (2004), Mujhse Shaadi Karogi (2004), Partner (2007), Hello (2008), God Tussi Great Ho (2008), Wanted (2009), Main Aur Mrs Khanna, (2009), Veer (2010), Dabangg (2010),No Problem (2010), and Ek Tha Tiger (2012; "Mashallah" only). 　　They are mentors on the reality shows Sa Re Ga Ma Pa Singing Superstar, Sa Re Ga Ma Pa 2012 and composed title track for television reality shows Bigg Boss 4 and Bigg Boss 6. 　　Sajid–Wajid had composed IPL 4 theme song "Dhoom Dhoom Dhoom Dhadaka" with Wajid singing the title track.