Rani Mukherjee n Saif Ali Khan Caught Kissing In Rain

It seems a kiss has become essential part of Bollywood movie these days...Starcast doesn't matter at all...Whether its Mallika or Rani or Preity kiss is something normal...Saif preity had kiss in salaam namastey, aish hrithik had in Dhoom2...Here are some pics of Saif and Rani kiss from movie Hum Tum..