Twinkle Khanna takes a dig at PM Modi's Kedarnath medidation with this tweet yesterday. "Folks please sign up-After seeing so many spiritual images in the last few days -- I am now starting a series of workshops 'Meditation Photography-Poses and Angles' I have a feeling after wedding photography this is going to be the next big thing :) #AJokeADayMayKeepJillSane."