New Delhi, April 12 -- India's IT major HCL Group marked its 50th anniversary with a special live concert by singer Arijit Singh on Saturday. The private event, held for employees of HCLTech, celebrated five decades of the company's journey from a startup to a global technology firm.

Videos from the celebration have gone viral on Instagram, showing Arijit Singh performing some of his popular songs at the high-energy event.

One Instagram user shared a clip with the caption, "Level hi alag hai boss. Feel, voice, vibe - sab next level." Another wrote, "This is how HCL Technologies celebrates 50 years.Lights. Music. Arijit Singh on stage. Goosebumps." Another added: "Itna green flag hona legal hai kya?"

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