If you love a bit of celebrity gossip and check Lady Gaga’s Twitter updates on the hour, every hour, then this week’s round up of celebrity-related apps is for you. Test your celebrity knowledge with a game of Celebrity Match. Stay abreast of all exclusive A-lister news from the UK, America and Bollywood using the OK Magazine and Bollywood Buzz apps. Or, if you want to be the star, use ikaraoke.org Sing Songs to create and feature in your own shareable song. Celebrity Tweets Follow your favorite CELEBS or latest NEWS FEEDS on your phone! Over 300 AUTHENTIC profiles from world’s Celebrities to Politicians… from Ashton Kutcher, 50Cent, Lady Gaga,…