Bollywood superstar Shah Rukh Khan has crossed 9 million followers on micro-blogging site Twitter.

The 48-year-old actor is now the second most followed Indian actor on Twitter after megastar Amitabh Bachchan, who has 10.4 million followers.

The 'Chennai Express' star joined the site in July, 2010 and has since shared 7,718 tweets. His contemporaries Salman Khan and Aamir Khan lag behind with 8.26 million and 8.45 million followers respectively.