Finally,the third gender of India- trans or hijra as they are known in India- have something to be proud of. Following a lengthy audition of 200 transgender women, six of the best singers have been chosen to represent the 6 Pack Band. The women, hailing from Mumbai, have just released their debut single 'Hum Hain Happy'. It's the Hinglish version of Pharell Williams' smash hit 'Happy'.