It's my pleasure to assist you. This is Sheryl and I'll be your iTunes Store Customer Support Advisor for today. I understand that you accidentally purchased items from the iTunes Store. Thank you for taking time to let us know this matter. I know how important it is for you to resolve this concern. Please allow me to help you with this.
After reviewing the circumstances of your case, we determined that issuing you a refund for your unintentional purchases are appropriate exception to the iTunes Terms and Conditions, which state that all sales are final. In seven to ten business days, a credit of 11.95 USD should be posted to the credit card that appears on the receipt for that purchases.
The iTunes Store provides a warning message that asks if you are sure that you want to buy an item. This warning can be turned off. If you would like to make sure that this warning is on, you can reset the warnings in the iTunes Store by following the instructions in this article: