Paris was accompanied by her boyfriend River Viiperi.
Paris Hilton also grooved to the popular song 'Chammak Challo' with the kids.
'I am so happy to be here and meet you all. It is holiday time and Christmas is coming. I hoped you liked the presents,' Hilton said at the event.
CCDT houses a total of 108 children in its various centres in and around Mumbai, and Ashray, its Bandra branch, has 30 children.
Hilton made it a point to bring gifts for all the children in the orphanage. She was welcomed with a traditional arti and treated to a delightful performances by the children.
During her stay in Goa, Paris walked the ramp at the India Resort Fashion week.
She also enthralled Goa with her performance as a DJ.
Paris Hilton poses with the Indian flag at an orphanage in Mumbai.
The 31-year-old looked radiant in a colourful floral dress with a flower garland around her neck and a blingy hair band.
Paris Hilton talks to the kids and media present at Ashray in Mumbai.
Kids at the orphanage performs for Paris Hilton.
During her short stay in the city, Paris Hilton also visited the famous Siddhivinayak Temple.
Paris Hilton poses with a Hindu god Ganpati picture outside the Siddhivinayak Temple.
Socialite Paris Hilton wears a 'tilak' the Hindu traditional mark on her forehead and a saffron-coloured scarf after a visit to the Siddhivinayak temple in Mumbai.
Paris Hilton's boyfriend River Viiperi was busy clicking pictures during their day in Mumbai.
Paris Hilton smiles at the crowd outside the Siddhivinayak temple in Mumbai.
Paris Hilton also visited Ashray, a part of the Committed Communities Development Trust (CCDT) in suburban Bandra.
Paris Hilton became Santa Claus for the kids at the orphanage in Mumbai.
This was Paris Hilton's second trip to India and she promises to be back soon.
After attending the India Resort Fashion Week in Goa, socialite Paris Hilton was spotted having a great time in Mumbai.
Paris Hilton arrives at the Mumbai airport. She had a stop over in the city.