Derby got off to the worst possible start when Darren Bent (right) scored an own goal on eight minutesThe Derby striker sliced a goal-line clearance into his own net after the hosts tried to defend a set-pieceBent's clearance could only nestle into the side netting of his net in one of the strangest own goals in FA Cup historyThe 32-year-old could only watch on in disbelief as he put his team behind in their fourth-round tieBent's despair was Leicester's joy as they celebrated taking the lead at the iPro StadiumHowever, the former England international redeemed himself to level the tie on 21 minutesBent rose the Leicester defence to head home Will Hughes' cross towards the far postDerby's No 11 effort proved too good for Kasper Schmeichel who dived in vain as Bent's effort crept into the far postBent wheels away in celebration after atoning for his bizarre own goal on Friday nightSteve McClaren (left) barks out instructions to his team-mates from the sidelines as he tries to get them goingHughes (centre( controls the ball in midfield under pressure from Leicester left back Ben ChilwellLeicester striker Shinji Okazaki (left) battles for the ball with Derby's Craig Bryson during the first halfJust before half-time Derby had turned the scoreline on its head through Bryson's strikeThe Derby midfielder picked up the ball outside the Leicester penalty area and ran at their defenceWeaving his way into the box, he struck a low left-footed effort that went past SchmeichelThe 30-year-old wheels way in celebration after giving the Championship outfit the leadThe Scottish midfielder was quickly congratulated by his team-mates as they led the Foxes at half-timeSchmeichel clears his line with a punch, under pressure from another Derby attackLeicester substitute Demarai Gray came close to equalising in the second half before shortly hitting the post tooGray's effort against the frame of the goal saw the rebound fall to Okazaki but his strike was saved by Scott CarsonRiyad Mahrez (centre) came on for Okazaki in the second half after returning from international duty with Algeria