A lesson to youngsters everywhere; always pay the whistle. Arsenal's Olivier Giroud committed one of football's cardinal sins when he stopped playing, thinking he was offside, before hearing the referee's whistle.

Turns out the in-form Frenchman was judged to still be onside, and through on goal with time to spare. Of course by the time he'd realised that the game was still on the chance was long gone and his embarrassment in front of a stadium of people was confirmed.