Laxman Singh Bisht (Salman Khan), an abnormal child who has been bullied by some children including Narayan and they call him "Tubelight" . His father was an alcoholic bus driver. Laxman soon gets his brother Bharat (Sohail Khan) who defends him from same children who bullies him in many ways including beating Narayan (Mohammed Zeeshan Ayyub) so no one ever dares to bully him. During school days, M.K Gandhi (known as Mahatma Gandhi) has arrived there to teach children everything about faith, courage and belief. After India was freed from rule of British, Laxman and Bharat's parents pass away and Gandhi gets murdered. They then grew up and their love of brotherhood gets more stronger. Suddenly, when Indian border gets attacked by Chinese Soldiers, Indian Army starts recruitment of Soldiers for Kumaon Regiment in order to stop tension at border. Laxman, Bharat and Narayan joins but Bharat gets selected. Narayan is rejected because of knock knees and Laxman gets rejected because of his abnormalities, but however he gets offered for a job as an informer/messenger for army. As Indian soldiers (including Bharat) reach Indian 
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