If you're a David Beckham fan, you definitely have to get this background. This has him dribbling the soccer ball in the left. The field blends in with a green fade on the right.
Home > Celebrities and Athletes > David Beckham
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After you hit the button, when Twitter asks to verify, click 'Allow' and your profile will be changed for you!
You'll also follow @FreeBackground and send out a friendly tweet. You can always unfollow or delete if you want.