Intermediate and newcomer players - sharpen your game with this series of tutorials. You can browse the index by topic, or read them in order. Learn even more at ACBL's Learn page.
You could play a lifetime of bridge without pulling off a Devilís Coup, but itís worth a look purely for its entertainment value.
It looks like Partner has overbid again because you find yourself in the dreadful contract of 6♠. West cashes the ♥A at Trick 1 and now the success of your slam depends upon losing no trump tricks, missing QJ873. The chances of one defender holding QJ doubleton are pretty remote (8%, actually) and you can do better by not drawing trumps.
At Trick 2, you ruff the Heart continuation, cash three Diamonds (ending in Dummy), ruff another Heart, cash ♣A and ♣K, and ruff a Club, reaching this position, with the lead in Dummy:
Do you see how to win the rest of the tricks?