Bengaluru, Oct. 6 -- Bengaluru's Parappana Agrahara Central Prison is making headlines, and not for the right reasons. A viral video doing the rounds on social media has sparked outrage and triggered an official probe, after it appeared to show an undertrial prisoner throwing himself a birthday party inside the high-security prison.

The video stars Srinivasa, alias "Gubbachhi Seena", a rowdy sheeter currently jailed for allegedly murdering a rival earlier this year, a social media post noted. In the now-viral clip, Seena is seen celebrating with full flair, wearing a garland made of apples, surrounded by fellow inmates, and cutting a birthday cake with a knife.

Mobile phones are strictly banned inside prisons, raising serious concerns a...