You can get a FREE $5 Walmart Gift Card sign up for the Thomas & Friends Journey to Rewards.
You will start off with 150 points, and if you refer 9 friends (get them to sign up) then you will have enough points to get a $5 Walmart gift card.
Click on the product section on Journey To Rewards and click on the Refer-A-Friend link so you can get your friends to join.
Please Note, You will need a mobile phone to take advantage of this offer.