Harbhajan Singh Khalsa "he has helped to retrieve [yoga] from its distorted image of the medieval period and has restored it to its original and meaningful usage and purpose, that is to say, the desire to attain union with God through its agency." In his book, The Heritage of the Sikhs (1994), Dr. Harbans Singh mentioned "the extraordinary dissemination of the Sikh faith through the work of Yogi Harbhajan Singh in the United States of America. This true import of this must extend into and be unravelled by future history." A number of scholars have concurred that Harbhajan Singh Khalsa's introduction of Sikh
Harbhajan Singh at The Oval in London, was partly attributed to his marketability. Harbhajan had generated a large personal following in the western London suburb of Southall, which boasts a majority Punjabi Sikh population, when he lived there in 1998 while training under Fred Titmus. In 2006 Harbhajan's endorsements generated controversy when he appeared without his turban in an advertisement for Royal Stag whisky. This angered many orthodox Sikhs, leading to anti-Harbhajan protests in the Sikh holy city of Amritsar, with effigies of Harbhajan being burnt. The Sikh clergy and Shiromani Gurdwara Prabandhak Committee demanded an apology from him and asked Seagram's