It's Fan Friday at Bleacher Report, and courtesy of Castrol (@Castrol), we have a fabulous prize for you in today's competition.
You could win Neymar Jr.'s signed Brazil shirt!
With the World Cup less than a week away, there could scarcely be a more iconic shirt to get your hands on before the 2014 tournament in Brazil.
How to win
It couldn't be simpler: To win Neymar's shirt, all you need to do is jump on to Twitter and retweet the tweet below.
Be sure to follow @BR_UK on Twitter (just click the follow icon above) to check whether the prize is coming your way.
Double your chances of winning!
You can also enter the competition via Facebook by joining us on Bleacher Report UK.
Like and share the competition post, and we'll add you to the draw.
You can enter once on Twitter and once on Facebook, so do both to double your odds of winning the shirt!
You have until the start of the match between England and Montenegro in their World Cup qualifier tonight to enter. Kick-off (and the end of the competition) is 8 p.m. British Summer Time (that's 3 p.m. ET).
We'll then select a winner at random and announce the results on Twitter and Facebook.