We all have weird habits and some embarrassing secrets but when you have an elder sibling you can't expect them to guard the secrets forever! Kangana Ranaut's sister, Rangoli Chandel today revealed one habit of her younger sister who is an acclaimed actor now and sadly, Kangana can't even deny it as Rangoli has proof of it!

Taking to Twitter, Rangoli informed her followers that Kangana used to suck her thumb as a kid. "Enough of serious talk on twitter will tell you lil secret about Kangana, Kangana used to suck her thumb when she was tiny, she grew up but won't leave this habit, father realised it's affecting the growth of her left thumb, he took her to the doctor together they taped..(condt)," she tweeted.