Best Buy has a great deal on iTunes right now – Buy a $10 3-pack for only $25! This deal is available online or in-store.
To do the Best Buy deal online, search for “iTunes $10 gift pack” and it will be your first result. Add it to your cart and make sure to choose to pick them up in the store to avoid any shipping costs.
The fact that these are split into 3 $10 cards is a bonus in my opinion. Keep them as gifts, give them as rewards, use them as stocking stuffers – there are a bunch of options!
(Thanks Pocket Your Dollars!)