hindi na... ! Imagine 2 gb for 5 pesos hehe... wish ko lang!
Edit: sorry I answer for gs50... sa gowatch, you can try! noon may bug ganun... I extended my go watch for 3 weeks (2 gb per day for 5 pesos extend) but I think wala na...
Ito for gs50:
"GoSURF50, you are eligible to avail these promos so that you can enjoy more of what you want! Just text keyword to 8080: GS ADDSURF15 - additional 100MB for 1 day, P15. UNLI10 - unli calls/text to Globe/TM for 1 day, P10. GS EXTEND - extend the validity of your surfing MBs for 1 day, P5."