After Uber Manila announced their UberChopper service a few days ago, it's GrabTaxi's turn to also bring their service up in the air.
This was posted in their official Twitter page that GrabHeli will be available every weekends starting November 24.
For the opening salvo, they are currently running a contest thru Twitter. All you need is to follow them on Twitter and retweet the featured post for a chance for a free helicopter ride for you and a friend.