Airtel Free HelloTune Hack/Trick 100% working march 2012

 Hi Friends!!! Hacker sucks again airtel server and find new trick to get free GPRS and helltune trick in the arrival of march.We have lastly discussed Updated Airtel Service Codes which is use to directly activate diff services. In this trick we will give you new trick to activate HelloTune in your mobile. Which is 100% working and a part of Latest Free Airtel GPRS Trick 2012.
#Instruction 
Step 1 : Dial 543211888(toll free) And Activate Caller Tune For One Month.
Step 2 :Then Dial 5787881 Activate A New Song For 3 Months. Enjoy Free Caller Tune Trick… 

#NOTE :  This trick is 100% working in Delhi.