Remember scientist/thinker/very-wise-man Richard Wiseman's '10 Bets You Will Never Lose'? Have your friends all wised up to these pranks by now? No problem!

Keep it under your hats - but Tricky Dicky (as we've now decided to call him) has just unveiled 10 more bets you're guaranteed to win every time. So if you want to bamboozle a relative over Christmas or win some small change from your mates in the pub, simply take your pick from the pranks and tricks in the video above.

In the market for more pranks? Have a look at these then...

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(Via Quirkology)