Operation (game) amongst the players at the beginning of the game. In the U.S and Australian version, players take turns picking "Doctor" cards, which offer a cash payment for removing each particular ailment, using a pair of tweezers connected with wire to the board. Successfully removing the ailment is rewarded according to the dollar amount shown on the card. However, if the tweezers touch the metal edge of the opening during the attempt (thereby closing a circuit), a buzzer sounds, Sam's nose lights up red, and the player loses the turn. The player holding the "Specialist" card for that piece then has
The Edge (game show) one (where, if a rival rolled off the Edge, a player could remain in the game with a deliberately short roll); the cash values have also been altered, now going up to £1300, with landing the Edge in round one now being worth £1500. The concept of requiring two, three and four-part answers in the later rounds has been dropped; all quiz questions are now in a straight one-question-one-answer form. Players also no longer choose their own lane at any point - all quiz rounds allow the first player to release their ball to take the shortest available lane, and