Guru Nanak Jayanti also known as Gurupurab is celebrated across the country to mark the birth anniversary of Guru Nanak Dev. A sea of devotees thronged at the Golden Temple to offer their prayers and take a holy dip in the 'sarovar' to mark the celebration. On this special day our B - town celebs extended their best wishes to their followers on social media. Right from Amitabh Bachchan to Rishi Kapoor all of them posted adorable message on this auspicious day. Let us have a look at some of them....