he arrives in Lonavala at 31st of December, year 2255.
Shivering cold
in middle of night, he goes straight to check it out the uninhabited Bigg Boss house. There he notices
He hears
"naiee jaaunga..
naiee jaaunga..
...
...bigg boss ke ghar se.. naiee jaaung.."

He realizes that is Upen Patel's ghost
which still lives in the house.And gets freaked out run out of there like hell to his time machine.