Here's what the Bollywood stars tweeted:
Priyanka Chopra: Om Namah Shivaya. May this auspicious day of Mahashivratri give the world some sense of tolerance and love. Why has everyone become so judgemental?
Madhur Bhandarkar: May Lord Shiva shower his blessings on you and your family. May happiness, peace surround you with his eternal love and strength. Om Namah Shivaya.
Sridevi: Wishing all of you a very happy and pious Mahashivratri.
Madhuri Dixit: Happy Mahashivratri!
Bipasha Basu: Om Namah Shivaya. Happy Mahashivaratri to all.
Aanand L. Rai: Har Har Mahadev! Om Namah Shivaya.
Manoj Bajpayee: Wishing all of you a truck full of happiness on Mahashivratri! Har Har Mahadev!
Shruti Haasan: Om Namah Shivaya!
Aftab Shivdasani: Heres wishing everyone a very happy and blessed Mahashivratri. Om Namah Shivaya.
Sophie Choudry: Happy Mahashivratri! May we be blessed with positivity and strength to battle all the negativity that comes our way! Har Har Mahadev!
Isha Koppikar: May Lord Shiva shower his benign blessings on you and your family! May happiness and peace surround you with his eternal love and strength!
Tanishaa Mukerji: Happy Mahashivratri! Har Har Mahadev!
Ameesha Patel: Wishing everyone a happy Mahashivratri.
Vishal Malhotra: This Mahashivratri please donate milk to the poor or needy. A very happy and peaceful Mahashivratri to all.