He formed Cornershop in 1991 along with his brother Avtar and Chambers and Ayres while working as a barman at Leicester's Magazine pub, a popular local music venue near O'Jays, where the band played their first gigs.

[4] Named after the stereotype of South Asians owning corner shops,[5] Cornershop drew inspiration from Singh's experiences as a British-born Sikh, mixing traditional Punjabi music with British indie rock.

[7] Their debut release, the In The Days of Ford Cortina EP, produced by John Robb was pressed on "curry-coloured vinyl"[3][8] and contained a blend of Indian-tinged noise pop.

Recorded in multiple studios across London, San Francisco, and Preston, Lancashire, the album was produced by Tjinder Singh in collaboration with Dan the Automator and Daddy Rappaport.

[10] The album's lead single, "Brimful of Asha," topped John Peel's Festive 50 list in 1997 and became an international hit following a popular remix by Fatboy Slim.

The song is a tribute to the Indian playback singer Asha Bhosle and reflects Singh's love for Trojan Records and vinyl culture.

[11] Cornershop took a break from touring in 1998, during which frontman Tjinder Singh and guitarist Ben Ayres worked as DJs and formed the side project Clinton.

In 2004, they released Topknot with Bubbley Kaur on Rough Trade Records, followed by the 2006 single Wop the Groove, featuring Rowetta from Happy Mondays.

In July 2009, they released the album Judy Sucks a Lemon for Breakfast, led by the single "The Roll-Off Characteristics (Of History in the Making)," on their label, Ample Play.

[14] and released Cornershop and the Double 'O' Groove Of, a collaborative album with Punjabi folk singer Bubbley Kaur, which was critically acclaimed.