Forest secured a shock 1-0 win as the ÂŁ115 million ($145m) man's second error in three games was brutally punished - but Jackson was equally at fault.
Folarin Balogun claimed "it was an honour to wear the badge" in a heartfelt note to Arsenal fans after his ÂŁ35 million ($43m/âŹ40m) move to AS Monaco.