If you’re a call heavy Maxis subscriber and most of your friends are on the same network, Maxis has a good Add-On deal for you. With Extra Weekend, you get 50% off calls to all Maxis and Hotlink numbers on Saturdays and Sundays for only an additional RM8. If you use your phone to call a lot, this may be a good investment in the long run for you. All you have to do to activate this is to dial *100# and select AddOns to subscribe and it will be reflected on your next bill.