Aamir Khan is a bit free these days and the actor-producer is keeping himself busy spending time in watching his newborn son grow up.

"Hope the new year has begun well for you all. Me, I'm spending all my free time with Azad :-) Love. a," the 46-year-old posted on his Facebook page.

Aamir and his second wife Kiran Rao's son was born Dec 1 last year, to a surrogate mother through IVF. The couple has named the boy Azad, named after freedom fighter and independent India's first education minister Maulana Abul Kalam Azad, Aamir's great grand uncle.

The actor, who also has a son, Junaid, and a daughter, Ira, from his first wife Reena, loves playing with his new bundle of joy.

This year, he will be seen only in one project. He will feature alongside Rani Mukerji and Kareena Kapoor in Reema Kagti's "Talaash", a psychological thriller written and directed by Reema Kagti.

This apart, he has also joined hands with Star Plus for a talk show, said to be completely for the masses. He has sent out an open invite to his fans, who wish to be a part of the show's audience.

"Hi guys, important announcement: Those of you living in Mumbai, and interested in being a part of the audience on my TV show, please write to audience@akpfilms.in. Further details will be given to you once you write here," he wrote on his Facebook.

Aamir has also been signed on to play the villain in "Dhoom 3". But the movie will only release in 2013.