Bollywood stars have expressed their anger and grief over the Delhi High Court blast today that killed nine people and injured 45.

People from film fraternity took to twitter to express their dismay over the medium to high intenstity blast at around 10.15 AM today in the capital

"Just heard about the bomb blasts in the high court in Delhi. How sad that terrorism has become rampant in our country. My prayers with the victims," Sonam Kapoor posted on Twitter.

Shahid Kapoor, her co-star in 'Mausam' tweeted, "sad sad sad. Unacceptable. terrorists are the worst of all living things ...We need to deal with them extremely strongly."

The makers of "Mausam" have cancelled the party to celebrate the success of films music following the bomb blast.

"'Mausam' celebration tonight (Wednesday) stands cancelled due to the blast that happened in Delhi today morning," the publicist of the film said in a statement.

Veteran actor Anupam Kher tweeted, "Wake up Mr Home Minister. Please Protect the citizens of this country. Innocent and ordinary lives are equally important."

NRI filmmaker Shekhar Kapur also expressed his grief through the microblogging site.

"Reports coming in on a number of dead at high court blast in Delhi, terrible tragedy, once again terror hits India," he tweeted.

"This cannot become a way of life," wrote Boman Irani.

Filmmmaker Karan Johar tweeted, "Thoughts and prayers for the families and loved ones of the delhi blast victims......"

Actress Dia Mirza said, "Enough. God Please." Gul Panag wrote, "Another blast??!! Why??"

Sanjay Suri wrote,"Heartfelt sympathies to victims & their families. Prayers." "Heard about the Delhi blast. Hope everyone is ok. Plz be safe," Neil Nitin Mukesh wrote on his page.