Katy Perry, will.i.am react to tsunami

Katy Perry and will.i.am are amongst the popstars who have reacted to the Japanese tsunami.

A devastating earthquake, with a magnitude of 8.9 hit Japan this morning, causing a massive tsunami along with a growing number of loss lives.

Katy Perry Tweeted: 'My prayers go out to anyone that is being effected by the disaster in Japan.'

Will.i.am wrote: 'Pray for Japan.'

Jason Derulo meanwhile Tweeted 'Our thoughts & prayers should b directed 2 the ppl of #Japan. My heart is with you...'

The Saturdays Una Healy wrote: 'Horrifc news about the Japan earthquake my prayers go out to everyone out there.'

Alexandra Burke Tweeted: 'Just heard about the earthquake, words can't describe how sad I am. I'm praying for Japan'

Kylie wrote: '#prayforjapan My heart goes out to Japan'

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