Here's what they tweeted:
Anil Kapoor: Saddened to hear about the demise of #RKLaxman Had the privilege to be sketched by the legendary artist.
Anupam Kher: With RK Laxman's demise India has lost it's morning smile.
Rahul Bose: So very sad to hear of Mr R K Laxman's passing. The quiet chronicler of modern India. He stands alone. My foundation salutes him. #RIP
Masaba Gupta: Humuor just lost it's beautiful hint of subtlety. Thank you for keeping it cool yet classy. RIP RK laxman.
Swara Bhaskar: Poetically tragic that the creator of 'the common man' passes away on Republic Day! #RIPRKLaxman
Shruti Seth: Now we've totally lost our sense of humour RIP #rklaxman
Kabir Bedi: For over 50 years nobody expressed the feelings and frustration of India's "common man" better than Laxman. RIP #rklaxman
Vikram Bhatt: The illustrator of the common man passes away. Rest in peace #rklaxman. A salute from the comman man to the most uncommon amongst us.
Vishal Dadlani: Feels like a kick in the gut! One of the bravest, most impartial, funniest cartoonists and political commentators ever! RK Laxman, RIP!
Kunal Kohli: #RKLaxman RIP The day the common man died
Nikhil Advani: A common man with an uncommon voice. He always "said it" #rklaxman #RIPCommonMan
Manoj Bajpayee: Aam aadmi is grieving today. His creator and voice departed forever. RIP RK LAXMAN
Subhash Ghai: My fond memories with RK LAXMAN amazingly simple man. He specially sent me 15 copies of his book signed by him 4me n library@Whistling_Woods.
Gul Panag: The Common Man. #RIP. #Genius "@MANJULtoons: #rklaxman
Ameesha Patel: Feel low hearing the news of the demise of super cartoonist RKLAXMAN...voice of d common man...RIP u will be missed
