Chacha Chaudhary is a diamond comics hero, there was also a tv serial based on Chacha Chaudhary comics, starring Rajbir Yadav, Chacha ji is famous for his witty and brilliant brain. It is said that Chacha Chaudhary has a brain which is faster and better than that of a computer. Where as his partner Sabu is from Jupiter planet and has immense power.
Here is amazing Chacha Chaudhary comics for download from diamond comics site Chacha Chaudhary America Mein