Vodafone free 100 mb 3g.!!

How To activate this :
◘ Switch to Vodafone 3G Network First.
◘ Dail this USSD : *444*88#
◘ You Must Dail above ussd code in
between 2-4 PM to get proper service
activated.
◘ You will be soon getting reply from
Vodafone 3g via SMS that thanks for
activating happy hours.
◘ Check your data balance with
*111*6*2#
◘ Enjoy 100 MB data free at Happy
Hours