Bollywood elites don’t like mingling with her, others make fun of her, but the popularity of bold and ‘bindaas’ Rakhi Sawant is growing by leaps and bounds. Post Sony TV’s “Bigg Boss”, she managed to appear on Karan Johar’s swish chat show “Koffee with Karan” and now she is doing an item number in Rakesh Roshan’s “Krazy 4″. “Look at my good fortune, I’ve been signed by Rakesh Roshanji to do an item song in ‘Krazy 4′. I had tears in my eyes when Rakesh Roshanji called,” said Rakhi, who …