Headphones Turn To Headaches
The mistake was pointed out and the floor was called. It was deemed that the verbal action was binding and the player would have to make a minimum raise. The other players folded and the cards were tabled.
The first player held

with the second player showing 
.The board ran out




to give the first player a bizarre double up. Perhaps this acts as a handy lesson to headphone users to ensure that you always observe the action carefully!