Happy Birthday, Kishore Kumar!

Here's what your favourite Bollywood celebrities are tweeting.

Several Bollywood stars took to Twitter to celebrate legendary singer Kishore Kumar's 85th birth anniversary today, August 4. Here's what they said:

Lata Mangeshkar: 'Aaj Kishore Da ka janamdin hai. Kishore Da aap bohot yaad aarahe ho.'

Vivek Oberoi: 'Happy birthday to the greatest singer of all time, Kishore da. classy, melodious, immortal - words cant define you!'

Madhur Bhandarkar: 'Zindagi ke safar mein guzar jaate hai joh makam woh phir nahi aate...unless it's #KishoreKumar who sings on & on....Happy B'Day Kishore Da!'

Prosenjit Chatterjee: 'Guru Ke Janai Pronam...A very Happy Birthday to the versatile legend Kishore Kumar.'

Shabana Azmi: 'Ive been a Rafi fan but Javed sensitised me to the magic of Kishore Kumar's amazing talent. Mere naina saawan bhado. Mar Jana!'

Kabir Bedi: 'Nice! @google felicated Kishore Kumar on his 85th birthday. Happy Birthday, KishoredaI Knowing you was fun!'

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Arbaaz Khan turns 47 on August 4, and Sonam Kapoor wished him on Twitter.

'Happy birthday to the nicest sweetest bestest producer ever @arbaazSkhan ! Love you a lot!!' Kapoor tweeted.

Meanwhile, Arbaaz thanked his well-wishers and wrote: 'Thanks tweeple for the B'day wishes :) love n regards Arbaaz.'

Khan is currently working on his next production Dolly Ki Doli.

Boxer-turned-actor Vijender Singh, who won a silver medal at the recently concluded Commonwealth Games, recently returned to India.

He shared a picture of him with his son (above) and wrote: 'And it's junior viju birthday.' 

Singh lost to England's Antony Fowler in the final boxing match on Saturday.

Sonakshi Sinha, who recently performed in London, shared a picture of herself after the concert (above) and tweeted: 'Done with act 1! Its time for act 2 in a Jammmmmpackkkked house!! Fulllll powerrrrr!!! #bollywoodshowstoppers'

'And the O2 doesnt have a roof anymore coz we blew it off innit?!? THANK U for the massive love London!! Love u!!' she added later.