Harcharanjit Singh Rupal OBE, known professionally as Channi Singh, is a British-Indian bhangra musician, known as the "godfather" of bhangra in the West. Channi is the founder, lead singer, producer, and director of Alaap. He came from Malerkotla, Punjab to the UK in 1975 and gradually started the popularity of Punjabi music among the Punjabi youth in the UK, forming the Alaap group in 1977 with other talented musicians. By using both Western and Punjabi folk instruments, the group produced a new and more modern style in Punjabi music, later known as UK Bhangra.

Alaap has performed with Jimmy Savile, UB40 and performed at Madison Square Garden in USA, Al Nasr Indoor Stadium in Dubai, and Royal Albert Hall in London. The band was described as ‘Simply the Best’ by the Gurkhas in Bosnia and Herzegovina. He has also performed in Canada, Australia and other countries. In 1992, Alaap became the first British Asian band to perform in Pakistan.