Congress leader Priyanka Gandhi Vadra on Tuesday visited calamity-hit Himachal Pradesh. Pics/PTI

As Lucky Ali turns a year older on September 19, here's a look at Bollywood singers like Himesh Reshammiya, Sonu Nigam, Badshah, Yo Yo Honey Singh, Baba Sehgal, Swanand Kirkire, Shaan and many others who have turned actors!