Win a spy day with Ruby Redfort!

Want to win a spy day and to get your favourite Ruby Redfort slogan or rule on a t-shirt? Vote for yours on Twitter using the hashtag #RubyRedfortRules and we’ll print the most popular one on lots of tees for fans to win.

What’s more, one Ruby fan will also win a kids spy day for them and a friend, so get voting for your chance to win!

We’ll be collecting your votes from Monday 4th March till Sunday 10th 2013. Follow @HarperCollinsCh for all the latest news and your chance to win, buster…